diff --git a/ci/style.rs b/ci/style.rs
index c4e0fb0db805..f5aeabcc71b5 100644
--- a/ci/style.rs
+++ b/ci/style.rs
@@ -115,7 +115,7 @@ fn check_style(file: &str, path: &Path, err: &mut Errors) {
             }
         }
         if line.contains("#[derive(") && (line.contains("Copy") || line.contains("Clone")) {
-            err.error(path, i, "impl ::Copy and ::Clone manually");
+            err.error(path, i, "impl Copy and Clone manually");
         }
         if line.contains("impl") {
             in_impl = true;
diff --git a/src/fuchsia/mod.rs b/src/fuchsia/mod.rs
index 7633b3efe4ce..ba13e32c61f4 100644
--- a/src/fuchsia/mod.rs
+++ b/src/fuchsia/mod.rs
@@ -2062,7 +2062,7 @@ pub const WEXITED: c_int = 0x00000004;
 pub const WCONTINUED: c_int = 0x00000008;
 pub const WNOWAIT: c_int = 0x01000000;
 
-// ::Options set using PTRACE_SETOPTIONS.
+// Options set using PTRACE_SETOPTIONS.
 pub const PTRACE_O_TRACESYSGOOD: c_int = 0x00000001;
 pub const PTRACE_O_TRACEFORK: c_int = 0x00000002;
 pub const PTRACE_O_TRACEVFORK: c_int = 0x00000004;
diff --git a/src/teeos/mod.rs b/src/teeos/mod.rs
index b04f69b09c0a..a46587d11110 100644
--- a/src/teeos/mod.rs
+++ b/src/teeos/mod.rs
@@ -1109,7 +1109,7 @@ extern "C" {
     pub fn pthread_cond_timedwait(
         cond: *mut pthread_cond_t,
         lock: *mut pthread_mutex_t,
-        abstime: *const ::timespec,
+        abstime: *const timespec,
     ) -> c_int;
 
     pub fn pthread_mutexattr_setrobust(attr: *mut pthread_mutexattr_t, robustness: c_int) -> c_int;
diff --git a/src/unix/bsd/apple/mod.rs b/src/unix/bsd/apple/mod.rs
index 36c2957459a0..ba4ab330f727 100644
--- a/src/unix/bsd/apple/mod.rs
+++ b/src/unix/bsd/apple/mod.rs
@@ -359,7 +359,7 @@ s! {
         pub si_status: c_int,
         pub si_addr: *mut c_void,
         //Requires it to be union for tests
-        //pub si_value: ::sigval,
+        //pub si_value: crate::sigval,
         _pad: [usize; 9],
     }
 
diff --git a/src/unix/bsd/netbsdlike/netbsd/riscv64.rs b/src/unix/bsd/netbsdlike/netbsd/riscv64.rs
index d43269607d29..0eddbc0bea11 100644
--- a/src/unix/bsd/netbsdlike/netbsd/riscv64.rs
+++ b/src/unix/bsd/netbsdlike/netbsd/riscv64.rs
@@ -14,7 +14,7 @@ s! {
     pub struct mcontext_t {
         pub __gregs: __gregset,
         pub __fregs: __fpregset,
-        __spare: [::__greg_t; 7],
+        __spare: [crate::__greg_t; 7],
     }
 }
 
@@ -26,7 +26,7 @@ s_no_extra_traits! {
     }
 }
 
-pub(crate) const _ALIGNBYTES: usize = ::mem::size_of::<c_long>() - 1;
+pub(crate) const _ALIGNBYTES: usize = crate::mem::size_of::<c_long>() - 1;
 
 pub const PT_GETREGS: c_int = PT_FIRSTMACH + 0;
 pub const PT_SETREGS: c_int = PT_FIRSTMACH + 1;
diff --git a/src/unix/bsd/netbsdlike/openbsd/arm.rs b/src/unix/bsd/netbsdlike/openbsd/arm.rs
index 89603fba9285..e781fa7484ac 100644
--- a/src/unix/bsd/netbsdlike/openbsd/arm.rs
+++ b/src/unix/bsd/netbsdlike/openbsd/arm.rs
@@ -4,6 +4,6 @@ pub type c_long = i32;
 pub type c_ulong = u32;
 pub type c_char = u8;
 
-pub(crate) const _ALIGNBYTES: usize = ::mem::size_of::<c_double>() - 1;
+pub(crate) const _ALIGNBYTES: usize = crate::mem::size_of::<c_double>() - 1;
 
 pub const _MAX_PAGE_SHIFT: u32 = 12;
diff --git a/src/unix/linux_like/linux/gnu/b32/m68k/mod.rs b/src/unix/linux_like/linux/gnu/b32/m68k/mod.rs
index 6b705ffe7f15..2dc51bb4b9fe 100644
--- a/src/unix/linux_like/linux/gnu/b32/m68k/mod.rs
+++ b/src/unix/linux_like/linux/gnu/b32/m68k/mod.rs
@@ -5,27 +5,27 @@ pub type wchar_t = i32;
 
 s! {
     pub struct sigaction {
-        pub sa_sigaction: ::sighandler_t,
-        pub sa_mask: ::sigset_t,
+        pub sa_sigaction: crate::sighandler_t,
+        pub sa_mask: crate::sigset_t,
         pub sa_flags: c_int,
         pub sa_restorer: Option<extern "C" fn()>,
     }
 
     pub struct statfs {
-        pub f_type: ::__fsword_t,
-        pub f_bsize: ::__fsword_t,
-        pub f_blocks: ::fsblkcnt_t,
-        pub f_bfree: ::fsblkcnt_t,
-        pub f_bavail: ::fsblkcnt_t,
+        pub f_type: crate::__fsword_t,
+        pub f_bsize: crate::__fsword_t,
+        pub f_blocks: crate::fsblkcnt_t,
+        pub f_bfree: crate::fsblkcnt_t,
+        pub f_bavail: crate::fsblkcnt_t,
 
-        pub f_files: ::fsfilcnt_t,
-        pub f_ffree: ::fsfilcnt_t,
-        pub f_fsid: ::fsid_t,
+        pub f_files: crate::fsfilcnt_t,
+        pub f_ffree: crate::fsfilcnt_t,
+        pub f_fsid: crate::fsid_t,
 
-        pub f_namelen: ::__fsword_t,
-        pub f_frsize: ::__fsword_t,
-        pub f_flags: ::__fsword_t,
-        f_spare: [::__fsword_t; 4],
+        pub f_namelen: crate::__fsword_t,
+        pub f_frsize: crate::__fsword_t,
+        pub f_flags: crate::__fsword_t,
+        f_spare: [crate::__fsword_t; 4],
     }
 
     pub struct flock {
@@ -33,7 +33,7 @@ s! {
         pub l_whence: c_short,
         pub l_start: off_t,
         pub l_len: off_t,
-        pub l_pid: ::pid_t,
+        pub l_pid: crate::pid_t,
     }
 
     pub struct flock64 {
@@ -41,16 +41,16 @@ s! {
         pub l_whence: c_short,
         pub l_start: off64_t,
         pub l_len: off64_t,
-        pub l_pid: ::pid_t,
+        pub l_pid: crate::pid_t,
     }
 
     pub struct ipc_perm {
-        __key: ::key_t,
-        pub uid: ::uid_t,
-        pub gid: ::gid_t,
-        pub cuid: ::uid_t,
-        pub cgid: ::gid_t,
-        pub mode: ::mode_t,
+        __key: crate::key_t,
+        pub uid: crate::uid_t,
+        pub gid: crate::gid_t,
+        pub cuid: crate::uid_t,
+        pub cgid: crate::gid_t,
+        pub mode: crate::mode_t,
         __seq: c_ushort,
         __pad1: c_ushort,
         __glibc_reserved1: c_ulong,
@@ -58,51 +58,51 @@ s! {
     }
 
     pub struct stat64 {
-        pub st_dev: ::dev_t,
+        pub st_dev: crate::dev_t,
         __pad1: c_ushort,
-        pub __st_ino: ::ino_t,
-        pub st_mode: ::mode_t,
-        pub st_nlink: ::nlink_t,
-        pub st_uid: ::uid_t,
-        pub st_gid: ::gid_t,
-        pub st_rdev: ::dev_t,
+        pub __st_ino: crate::ino_t,
+        pub st_mode: crate::mode_t,
+        pub st_nlink: crate::nlink_t,
+        pub st_uid: crate::uid_t,
+        pub st_gid: crate::gid_t,
+        pub st_rdev: crate::dev_t,
         __pad2: c_ushort,
         pub st_size: off64_t,
-        pub st_blksize: ::blksize_t,
-        pub st_blocks: ::blkcnt64_t,
-        pub st_atime: ::time_t,
+        pub st_blksize: crate::blksize_t,
+        pub st_blocks: crate::blkcnt64_t,
+        pub st_atime: crate::time_t,
         pub st_atime_nsec: c_ulong,
-        pub st_mtime: ::time_t,
+        pub st_mtime: crate::time_t,
         pub st_mtime_nsec: c_ulong,
-        pub st_ctime: ::time_t,
+        pub st_ctime: crate::time_t,
         pub st_ctime_nsec: c_ulong,
-        pub st_ino: ::ino64_t,
+        pub st_ino: crate::ino64_t,
     }
 
     pub struct statfs64 {
-        pub f_type: ::__fsword_t,
-        pub f_bsize: ::__fsword_t,
-        pub f_blocks: ::fsblkcnt64_t,
-        pub f_bfree: ::fsblkcnt64_t,
-        pub f_bavail: ::fsblkcnt64_t,
-        pub f_files: ::fsblkcnt64_t,
-        pub f_ffree: ::fsblkcnt64_t,
-        pub f_fsid: ::fsid_t,
-        pub f_namelen: ::__fsword_t,
-        pub f_frsize: ::__fsword_t,
-        pub f_flags: ::__fsword_t,
-        pub f_spare: [::__fsword_t; 4],
+        pub f_type: crate::__fsword_t,
+        pub f_bsize: crate::__fsword_t,
+        pub f_blocks: crate::fsblkcnt64_t,
+        pub f_bfree: crate::fsblkcnt64_t,
+        pub f_bavail: crate::fsblkcnt64_t,
+        pub f_files: crate::fsblkcnt64_t,
+        pub f_ffree: crate::fsblkcnt64_t,
+        pub f_fsid: crate::fsid_t,
+        pub f_namelen: crate::__fsword_t,
+        pub f_frsize: crate::__fsword_t,
+        pub f_flags: crate::__fsword_t,
+        pub f_spare: [crate::__fsword_t; 4],
     }
 
     pub struct statvfs64 {
         pub f_bsize: c_ulong,
         pub f_frsize: c_ulong,
-        pub f_blocks: ::fsblkcnt64_t,
-        pub f_bfree: ::fsblkcnt64_t,
-        pub f_bavail: ::fsblkcnt64_t,
-        pub f_files: ::fsblkcnt64_t,
-        pub f_ffree: ::fsblkcnt64_t,
-        pub f_favail: ::fsblkcnt64_t,
+        pub f_blocks: crate::fsblkcnt64_t,
+        pub f_bfree: crate::fsblkcnt64_t,
+        pub f_bavail: crate::fsblkcnt64_t,
+        pub f_files: crate::fsblkcnt64_t,
+        pub f_ffree: crate::fsblkcnt64_t,
+        pub f_favail: crate::fsblkcnt64_t,
         pub f_fsid: c_ulong,
         __f_unused: c_int,
         pub f_flag: c_ulong,
@@ -111,34 +111,34 @@ s! {
     }
 
     pub struct shmid_ds {
-        pub shm_perm: ::ipc_perm,
+        pub shm_perm: crate::ipc_perm,
         pub shm_segsz: size_t,
-        pub shm_atime: ::time_t,
+        pub shm_atime: crate::time_t,
         __glibc_reserved1: c_long,
-        pub shm_dtime: ::time_t,
+        pub shm_dtime: crate::time_t,
         __glibc_reserved2: c_long,
-        pub shm_ctime: ::time_t,
+        pub shm_ctime: crate::time_t,
         __glibc_reserved3: c_long,
-        pub shm_cpid: ::pid_t,
-        pub shm_lpid: ::pid_t,
-        pub shm_nattch: ::shmatt_t,
+        pub shm_cpid: crate::pid_t,
+        pub shm_lpid: crate::pid_t,
+        pub shm_nattch: crate::shmatt_t,
         __glibc_reserved5: c_ulong,
         __glibc_reserved6: c_ulong,
     }
 
     pub struct msqid_ds {
-        pub msg_perm: ::ipc_perm,
-        pub msg_stime: ::time_t,
+        pub msg_perm: crate::ipc_perm,
+        pub msg_stime: crate::time_t,
         __glibc_reserved1: c_uint,
-        pub msg_rtime: ::time_t,
+        pub msg_rtime: crate::time_t,
         __glibc_reserved2: c_uint,
-        pub msg_ctime: ::time_t,
+        pub msg_ctime: crate::time_t,
         __glibc_reserved3: c_uint,
         __msg_cbytes: c_ulong,
-        pub msg_qnum: ::msgqnum_t,
-        pub msg_qbytes: ::msglen_t,
-        pub msg_lspid: ::pid_t,
-        pub msg_lrpid: ::pid_t,
+        pub msg_qnum: crate::msgqnum_t,
+        pub msg_qbytes: crate::msglen_t,
+        pub msg_lspid: crate::pid_t,
+        pub msg_lrpid: crate::pid_t,
         __glibc_reserved4: c_ulong,
         __glibc_reserved5: c_ulong,
     }
@@ -338,16 +338,16 @@ pub const SIGPROF: c_int = 27;
 pub const SIGWINCH: c_int = 28;
 pub const SIGSTKSZ: size_t = 8192;
 pub const MINSIGSTKSZ: size_t = 2048;
-pub const CBAUD: ::tcflag_t = 0o0010017;
-pub const TAB1: ::tcflag_t = 0x00000800;
-pub const TAB2: ::tcflag_t = 0x00001000;
-pub const TAB3: ::tcflag_t = 0x00001800;
-pub const CR1: ::tcflag_t = 0x00000200;
-pub const CR2: ::tcflag_t = 0x00000400;
-pub const CR3: ::tcflag_t = 0x00000600;
-pub const FF1: ::tcflag_t = 0x00008000;
-pub const BS1: ::tcflag_t = 0x00002000;
-pub const VT1: ::tcflag_t = 0x00004000;
+pub const CBAUD: crate::tcflag_t = 0o0010017;
+pub const TAB1: crate::tcflag_t = 0x00000800;
+pub const TAB2: crate::tcflag_t = 0x00001000;
+pub const TAB3: crate::tcflag_t = 0x00001800;
+pub const CR1: crate::tcflag_t = 0x00000200;
+pub const CR2: crate::tcflag_t = 0x00000400;
+pub const CR3: crate::tcflag_t = 0x00000600;
+pub const FF1: crate::tcflag_t = 0x00008000;
+pub const BS1: crate::tcflag_t = 0x00002000;
+pub const VT1: crate::tcflag_t = 0x00004000;
 pub const VWERASE: usize = 14;
 pub const VREPRINT: usize = 12;
 pub const VSUSP: usize = 10;
@@ -355,82 +355,82 @@ pub const VSTART: usize = 8;
 pub const VSTOP: usize = 9;
 pub const VDISCARD: usize = 13;
 pub const VTIME: usize = 5;
-pub const IXON: ::tcflag_t = 0x00000400;
-pub const IXOFF: ::tcflag_t = 0x00001000;
-pub const ONLCR: ::tcflag_t = 0x4;
-pub const CSIZE: ::tcflag_t = 0x00000030;
-pub const CS6: ::tcflag_t = 0x00000010;
-pub const CS7: ::tcflag_t = 0x00000020;
-pub const CS8: ::tcflag_t = 0x00000030;
-pub const CSTOPB: ::tcflag_t = 0x00000040;
-pub const CREAD: ::tcflag_t = 0x00000080;
-pub const PARENB: ::tcflag_t = 0x00000100;
-pub const PARODD: ::tcflag_t = 0x00000200;
-pub const HUPCL: ::tcflag_t = 0x00000400;
-pub const CLOCAL: ::tcflag_t = 0x00000800;
-pub const ECHOKE: ::tcflag_t = 0x00000800;
-pub const ECHOE: ::tcflag_t = 0x00000010;
-pub const ECHOK: ::tcflag_t = 0x00000020;
-pub const ECHONL: ::tcflag_t = 0x00000040;
-pub const ECHOPRT: ::tcflag_t = 0x00000400;
-pub const ECHOCTL: ::tcflag_t = 0x00000200;
-pub const ISIG: ::tcflag_t = 0x00000001;
-pub const ICANON: ::tcflag_t = 0x00000002;
-pub const PENDIN: ::tcflag_t = 0x00004000;
-pub const NOFLSH: ::tcflag_t = 0x00000080;
-pub const CIBAUD: ::tcflag_t = 0o02003600000;
-pub const CBAUDEX: ::tcflag_t = 0o010000;
+pub const IXON: crate::tcflag_t = 0x00000400;
+pub const IXOFF: crate::tcflag_t = 0x00001000;
+pub const ONLCR: crate::tcflag_t = 0x4;
+pub const CSIZE: crate::tcflag_t = 0x00000030;
+pub const CS6: crate::tcflag_t = 0x00000010;
+pub const CS7: crate::tcflag_t = 0x00000020;
+pub const CS8: crate::tcflag_t = 0x00000030;
+pub const CSTOPB: crate::tcflag_t = 0x00000040;
+pub const CREAD: crate::tcflag_t = 0x00000080;
+pub const PARENB: crate::tcflag_t = 0x00000100;
+pub const PARODD: crate::tcflag_t = 0x00000200;
+pub const HUPCL: crate::tcflag_t = 0x00000400;
+pub const CLOCAL: crate::tcflag_t = 0x00000800;
+pub const ECHOKE: crate::tcflag_t = 0x00000800;
+pub const ECHOE: crate::tcflag_t = 0x00000010;
+pub const ECHOK: crate::tcflag_t = 0x00000020;
+pub const ECHONL: crate::tcflag_t = 0x00000040;
+pub const ECHOPRT: crate::tcflag_t = 0x00000400;
+pub const ECHOCTL: crate::tcflag_t = 0x00000200;
+pub const ISIG: crate::tcflag_t = 0x00000001;
+pub const ICANON: crate::tcflag_t = 0x00000002;
+pub const PENDIN: crate::tcflag_t = 0x00004000;
+pub const NOFLSH: crate::tcflag_t = 0x00000080;
+pub const CIBAUD: crate::tcflag_t = 0o02003600000;
+pub const CBAUDEX: crate::tcflag_t = 0o010000;
 pub const VSWTC: usize = 7;
-pub const OLCUC: ::tcflag_t = 0o000002;
-pub const NLDLY: ::tcflag_t = 0o000400;
-pub const CRDLY: ::tcflag_t = 0o003000;
-pub const TABDLY: ::tcflag_t = 0o014000;
-pub const BSDLY: ::tcflag_t = 0o020000;
-pub const FFDLY: ::tcflag_t = 0o100000;
-pub const VTDLY: ::tcflag_t = 0o040000;
-pub const XTABS: ::tcflag_t = 0o014000;
+pub const OLCUC: crate::tcflag_t = 0o000002;
+pub const NLDLY: crate::tcflag_t = 0o000400;
+pub const CRDLY: crate::tcflag_t = 0o003000;
+pub const TABDLY: crate::tcflag_t = 0o014000;
+pub const BSDLY: crate::tcflag_t = 0o020000;
+pub const FFDLY: crate::tcflag_t = 0o100000;
+pub const VTDLY: crate::tcflag_t = 0o040000;
+pub const XTABS: crate::tcflag_t = 0o014000;
 
-pub const B0: ::speed_t = 0o000000;
-pub const B50: ::speed_t = 0o000001;
-pub const B75: ::speed_t = 0o000002;
-pub const B110: ::speed_t = 0o000003;
-pub const B134: ::speed_t = 0o000004;
-pub const B150: ::speed_t = 0o000005;
-pub const B200: ::speed_t = 0o000006;
-pub const B300: ::speed_t = 0o000007;
-pub const B600: ::speed_t = 0o000010;
-pub const B1200: ::speed_t = 0o000011;
-pub const B1800: ::speed_t = 0o000012;
-pub const B2400: ::speed_t = 0o000013;
-pub const B4800: ::speed_t = 0o000014;
-pub const B9600: ::speed_t = 0o000015;
-pub const B19200: ::speed_t = 0o000016;
-pub const B38400: ::speed_t = 0o000017;
-pub const EXTA: ::speed_t = B19200;
-pub const EXTB: ::speed_t = B38400;
-pub const B57600: ::speed_t = 0o010001;
-pub const B115200: ::speed_t = 0o010002;
-pub const B230400: ::speed_t = 0o010003;
-pub const B460800: ::speed_t = 0o010004;
-pub const B500000: ::speed_t = 0o010005;
-pub const B576000: ::speed_t = 0o010006;
-pub const B921600: ::speed_t = 0o010007;
-pub const B1000000: ::speed_t = 0o010010;
-pub const B1152000: ::speed_t = 0o010011;
-pub const B1500000: ::speed_t = 0o010012;
-pub const B2000000: ::speed_t = 0o010013;
-pub const B2500000: ::speed_t = 0o010014;
-pub const B3000000: ::speed_t = 0o010015;
-pub const B3500000: ::speed_t = 0o010016;
-pub const B4000000: ::speed_t = 0o010017;
+pub const B0: crate::speed_t = 0o000000;
+pub const B50: crate::speed_t = 0o000001;
+pub const B75: crate::speed_t = 0o000002;
+pub const B110: crate::speed_t = 0o000003;
+pub const B134: crate::speed_t = 0o000004;
+pub const B150: crate::speed_t = 0o000005;
+pub const B200: crate::speed_t = 0o000006;
+pub const B300: crate::speed_t = 0o000007;
+pub const B600: crate::speed_t = 0o000010;
+pub const B1200: crate::speed_t = 0o000011;
+pub const B1800: crate::speed_t = 0o000012;
+pub const B2400: crate::speed_t = 0o000013;
+pub const B4800: crate::speed_t = 0o000014;
+pub const B9600: crate::speed_t = 0o000015;
+pub const B19200: crate::speed_t = 0o000016;
+pub const B38400: crate::speed_t = 0o000017;
+pub const EXTA: crate::speed_t = B19200;
+pub const EXTB: crate::speed_t = B38400;
+pub const B57600: crate::speed_t = 0o010001;
+pub const B115200: crate::speed_t = 0o010002;
+pub const B230400: crate::speed_t = 0o010003;
+pub const B460800: crate::speed_t = 0o010004;
+pub const B500000: crate::speed_t = 0o010005;
+pub const B576000: crate::speed_t = 0o010006;
+pub const B921600: crate::speed_t = 0o010007;
+pub const B1000000: crate::speed_t = 0o010010;
+pub const B1152000: crate::speed_t = 0o010011;
+pub const B1500000: crate::speed_t = 0o010012;
+pub const B2000000: crate::speed_t = 0o010013;
+pub const B2500000: crate::speed_t = 0o010014;
+pub const B3000000: crate::speed_t = 0o010015;
+pub const B3500000: crate::speed_t = 0o010016;
+pub const B4000000: crate::speed_t = 0o010017;
 
 pub const VEOL: usize = 11;
 pub const VEOL2: usize = 16;
 pub const VMIN: usize = 6;
-pub const IEXTEN: ::tcflag_t = 0x00008000;
-pub const TOSTOP: ::tcflag_t = 0x00000100;
-pub const FLUSHO: ::tcflag_t = 0x00001000;
-pub const EXTPROC: ::tcflag_t = 0x00010000;
+pub const IEXTEN: crate::tcflag_t = 0x00008000;
+pub const TOSTOP: crate::tcflag_t = 0x00000100;
+pub const FLUSHO: crate::tcflag_t = 0x00001000;
+pub const EXTPROC: crate::tcflag_t = 0x00010000;
 
 pub const TCSANOW: c_int = 0;
 pub const TCSADRAIN: c_int = 1;
diff --git a/src/unix/linux_like/linux/gnu/b64/loongarch64/mod.rs b/src/unix/linux_like/linux/gnu/b64/loongarch64/mod.rs
index 8305ccdf25a5..5e4d3f0a2837 100644
--- a/src/unix/linux_like/linux/gnu/b64/loongarch64/mod.rs
+++ b/src/unix/linux_like/linux/gnu/b64/loongarch64/mod.rs
@@ -276,21 +276,21 @@ pub const PTHREAD_ADAPTIVE_MUTEX_INITIALIZER_NP: crate::pthread_mutex_t = pthrea
     ],
 };
 #[cfg(target_endian = "big")]
-pub const PTHREAD_RECURSIVE_MUTEX_INITIALIZER_NP: ::pthread_mutex_t = pthread_mutex_t {
+pub const PTHREAD_RECURSIVE_MUTEX_INITIALIZER_NP: crate::pthread_mutex_t = pthread_mutex_t {
     size: [
         0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
         0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
     ],
 };
 #[cfg(target_endian = "big")]
-pub const PTHREAD_ERRORCHECK_MUTEX_INITIALIZER_NP: ::pthread_mutex_t = pthread_mutex_t {
+pub const PTHREAD_ERRORCHECK_MUTEX_INITIALIZER_NP: crate::pthread_mutex_t = pthread_mutex_t {
     size: [
         0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
         0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
     ],
 };
 #[cfg(target_endian = "big")]
-pub const PTHREAD_ADAPTIVE_MUTEX_INITIALIZER_NP: ::pthread_mutex_t = pthread_mutex_t {
+pub const PTHREAD_ADAPTIVE_MUTEX_INITIALIZER_NP: crate::pthread_mutex_t = pthread_mutex_t {
     size: [
         0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 3, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
         0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
diff --git a/src/unix/linux_like/linux/gnu/b64/x86_64/not_x32.rs b/src/unix/linux_like/linux/gnu/b64/x86_64/not_x32.rs
index 2d256cd8a13d..19e28e91f5b3 100644
--- a/src/unix/linux_like/linux/gnu/b64/x86_64/not_x32.rs
+++ b/src/unix/linux_like/linux/gnu/b64/x86_64/not_x32.rs
@@ -46,21 +46,21 @@ pub const PTHREAD_ADAPTIVE_MUTEX_INITIALIZER_NP: crate::pthread_mutex_t = pthrea
     ],
 };
 #[cfg(target_endian = "big")]
-pub const PTHREAD_RECURSIVE_MUTEX_INITIALIZER_NP: ::pthread_mutex_t = pthread_mutex_t {
+pub const PTHREAD_RECURSIVE_MUTEX_INITIALIZER_NP: crate::pthread_mutex_t = pthread_mutex_t {
     size: [
         0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
         0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
     ],
 };
 #[cfg(target_endian = "big")]
-pub const PTHREAD_ERRORCHECK_MUTEX_INITIALIZER_NP: ::pthread_mutex_t = pthread_mutex_t {
+pub const PTHREAD_ERRORCHECK_MUTEX_INITIALIZER_NP: crate::pthread_mutex_t = pthread_mutex_t {
     size: [
         0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
         0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
     ],
 };
 #[cfg(target_endian = "big")]
-pub const PTHREAD_ADAPTIVE_MUTEX_INITIALIZER_NP: ::pthread_mutex_t = pthread_mutex_t {
+pub const PTHREAD_ADAPTIVE_MUTEX_INITIALIZER_NP: crate::pthread_mutex_t = pthread_mutex_t {
     size: [
         0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 3, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
         0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
diff --git a/src/unix/linux_like/linux/mod.rs b/src/unix/linux_like/linux/mod.rs
index 280ffb59304c..3463cb8adb35 100644
--- a/src/unix/linux_like/linux/mod.rs
+++ b/src/unix/linux_like/linux/mod.rs
@@ -4201,11 +4201,11 @@ pub const IW_PMKID_CAND_PREAUTH: c_ulong = 0x00000001;
 
 pub const IW_EV_LCP_PK_LEN: usize = 4;
 
-pub const IW_EV_CHAR_PK_LEN: usize = 20; // IW_EV_LCP_PK_LEN + ::IFNAMSIZ;
+pub const IW_EV_CHAR_PK_LEN: usize = 20; // IW_EV_LCP_PK_LEN + crate::IFNAMSIZ;
 pub const IW_EV_UINT_PK_LEN: usize = 8; // IW_EV_LCP_PK_LEN + size_of::<u32>();
 pub const IW_EV_FREQ_PK_LEN: usize = 12; // IW_EV_LCP_PK_LEN + size_of::<iw_freq>();
 pub const IW_EV_PARAM_PK_LEN: usize = 12; // IW_EV_LCP_PK_LEN + size_of::<iw_param>();
-pub const IW_EV_ADDR_PK_LEN: usize = 20; // IW_EV_LCP_PK_LEN + size_of::<::sockaddr>();
+pub const IW_EV_ADDR_PK_LEN: usize = 20; // IW_EV_LCP_PK_LEN + size_of::<crate::sockaddr>();
 pub const IW_EV_QUAL_PK_LEN: usize = 8; // IW_EV_LCP_PK_LEN + size_of::<iw_quality>();
 pub const IW_EV_POINT_PK_LEN: usize = 8; // IW_EV_LCP_PK_LEN + 4;
 
diff --git a/src/unix/linux_like/linux/musl/b32/riscv32/mod.rs b/src/unix/linux_like/linux/musl/b32/riscv32/mod.rs
index 68cdc45de4df..46de7219dbf8 100644
--- a/src/unix/linux_like/linux/musl/b32/riscv32/mod.rs
+++ b/src/unix/linux_like/linux/musl/b32/riscv32/mod.rs
@@ -109,14 +109,14 @@ s_no_extra_traits! {
     }
 }
 
-//pub const RLIM_INFINITY: ::rlim_t = !0;
+//pub const RLIM_INFINITY: crate::rlim_t = !0;
 pub const VEOF: usize = 4;
 pub const RTLD_DEEPBIND: c_int = 0x8;
-//pub const RLIMIT_RSS: ::__rlimit_resource_t = 5;
-//pub const RLIMIT_AS: ::__rlimit_resource_t = 9;
-//pub const RLIMIT_MEMLOCK: ::__rlimit_resource_t = 8;
-//pub const RLIMIT_NOFILE: ::__rlimit_resource_t = 7;
-//pub const RLIMIT_NPROC: ::__rlimit_resource_t = 6;
+//pub const RLIMIT_RSS: crate::__rlimit_resource_t = 5;
+//pub const RLIMIT_AS: crate::__rlimit_resource_t = 9;
+//pub const RLIMIT_MEMLOCK: crate::__rlimit_resource_t = 8;
+//pub const RLIMIT_NOFILE: crate::__rlimit_resource_t = 7;
+//pub const RLIMIT_NPROC: crate::__rlimit_resource_t = 6;
 pub const O_APPEND: c_int = 1024;
 pub const O_CREAT: c_int = 64;
 pub const O_EXCL: c_int = 128;
diff --git a/src/unix/linux_like/linux/uclibc/mips/mips64/mod.rs b/src/unix/linux_like/linux/uclibc/mips/mips64/mod.rs
index de4695730102..4000ab147504 100644
--- a/src/unix/linux_like/linux/uclibc/mips/mips64/mod.rs
+++ b/src/unix/linux_like/linux/uclibc/mips/mips64/mod.rs
@@ -18,47 +18,47 @@ s! {
     pub struct stat {
         pub st_dev: c_ulong,
         st_pad1: [c_long; 2],
-        pub st_ino: ::ino_t,
-        pub st_mode: ::mode_t,
-        pub st_nlink: ::nlink_t,
-        pub st_uid: ::uid_t,
-        pub st_gid: ::gid_t,
+        pub st_ino: crate::ino_t,
+        pub st_mode: crate::mode_t,
+        pub st_nlink: crate::nlink_t,
+        pub st_uid: crate::uid_t,
+        pub st_gid: crate::gid_t,
         pub st_rdev: c_ulong,
         st_pad2: [c_ulong; 1],
         pub st_size: off_t,
         st_pad3: c_long,
-        pub st_atime: ::time_t,
+        pub st_atime: crate::time_t,
         pub st_atime_nsec: c_long,
-        pub st_mtime: ::time_t,
+        pub st_mtime: crate::time_t,
         pub st_mtime_nsec: c_long,
-        pub st_ctime: ::time_t,
+        pub st_ctime: crate::time_t,
         pub st_ctime_nsec: c_long,
-        pub st_blksize: ::blksize_t,
+        pub st_blksize: crate::blksize_t,
         st_pad4: c_long,
-        pub st_blocks: ::blkcnt_t,
+        pub st_blocks: crate::blkcnt_t,
         st_pad5: [c_long; 7],
     }
 
     pub struct stat64 {
         pub st_dev: c_ulong,
         st_pad1: [c_long; 2],
-        pub st_ino: ::ino64_t,
-        pub st_mode: ::mode_t,
-        pub st_nlink: ::nlink_t,
-        pub st_uid: ::uid_t,
-        pub st_gid: ::gid_t,
+        pub st_ino: crate::ino64_t,
+        pub st_mode: crate::mode_t,
+        pub st_nlink: crate::nlink_t,
+        pub st_uid: crate::uid_t,
+        pub st_gid: crate::gid_t,
         pub st_rdev: c_ulong,
         st_pad2: [c_long; 2],
         pub st_size: off64_t,
-        pub st_atime: ::time_t,
+        pub st_atime: crate::time_t,
         pub st_atime_nsec: c_long,
-        pub st_mtime: ::time_t,
+        pub st_mtime: crate::time_t,
         pub st_mtime_nsec: c_long,
-        pub st_ctime: ::time_t,
+        pub st_ctime: crate::time_t,
         pub st_ctime_nsec: c_long,
-        pub st_blksize: ::blksize_t,
+        pub st_blksize: crate::blksize_t,
         st_pad3: c_long,
-        pub st_blocks: ::blkcnt64_t,
+        pub st_blocks: crate::blkcnt64_t,
         st_pad5: [c_long; 7],
     }
 
@@ -68,7 +68,7 @@ s! {
 
     pub struct sigaction {
         pub sa_flags: c_int,
-        pub sa_sigaction: ::sighandler_t,
+        pub sa_sigaction: crate::sighandler_t,
         pub sa_mask: sigset_t,
         _restorer: *mut c_void,
     }
@@ -92,11 +92,11 @@ s! {
     }
 
     pub struct ipc_perm {
-        pub __key: ::key_t,
-        pub uid: ::uid_t,
-        pub gid: ::gid_t,
-        pub cuid: ::uid_t,
-        pub cgid: ::gid_t,
+        pub __key: crate::key_t,
+        pub uid: crate::uid_t,
+        pub gid: crate::gid_t,
+        pub cuid: crate::uid_t,
+        pub cgid: crate::gid_t,
         pub mode: c_uint,
         pub __seq: c_ushort,
         __pad1: c_ushort,
@@ -105,28 +105,28 @@ s! {
     }
 
     pub struct shmid_ds {
-        pub shm_perm: ::ipc_perm,
+        pub shm_perm: crate::ipc_perm,
         pub shm_segsz: size_t,
-        pub shm_atime: ::time_t,
-        pub shm_dtime: ::time_t,
-        pub shm_ctime: ::time_t,
-        pub shm_cpid: ::pid_t,
-        pub shm_lpid: ::pid_t,
-        pub shm_nattch: ::shmatt_t,
+        pub shm_atime: crate::time_t,
+        pub shm_dtime: crate::time_t,
+        pub shm_ctime: crate::time_t,
+        pub shm_cpid: crate::pid_t,
+        pub shm_lpid: crate::pid_t,
+        pub shm_nattch: crate::shmatt_t,
         __unused4: c_ulong,
         __unused5: c_ulong,
     }
 
     pub struct msqid_ds {
-        pub msg_perm: ::ipc_perm,
-        pub msg_stime: ::time_t,
-        pub msg_rtime: ::time_t,
-        pub msg_ctime: ::time_t,
+        pub msg_perm: crate::ipc_perm,
+        pub msg_stime: crate::time_t,
+        pub msg_rtime: crate::time_t,
+        pub msg_ctime: crate::time_t,
         __msg_cbytes: c_ulong,
-        pub msg_qnum: ::msgqnum_t,
-        pub msg_qbytes: ::msglen_t,
-        pub msg_lspid: ::pid_t,
-        pub msg_lrpid: ::pid_t,
+        pub msg_qnum: crate::msgqnum_t,
+        pub msg_qbytes: crate::msglen_t,
+        pub msg_lspid: crate::pid_t,
+        pub msg_lrpid: crate::pid_t,
         __glibc_reserved4: c_ulong,
         __glibc_reserved5: c_ulong,
     }
@@ -135,12 +135,12 @@ s! {
         pub f_type: c_long,
         pub f_bsize: c_long,
         pub f_frsize: c_long,
-        pub f_blocks: ::fsblkcnt_t,
-        pub f_bfree: ::fsblkcnt_t,
-        pub f_files: ::fsblkcnt_t,
-        pub f_ffree: ::fsblkcnt_t,
-        pub f_bavail: ::fsblkcnt_t,
-        pub f_fsid: ::fsid_t,
+        pub f_blocks: crate::fsblkcnt_t,
+        pub f_bfree: crate::fsblkcnt_t,
+        pub f_files: crate::fsblkcnt_t,
+        pub f_ffree: crate::fsblkcnt_t,
+        pub f_bavail: crate::fsblkcnt_t,
+        pub f_fsid: crate::fsid_t,
 
         pub f_namelen: c_long,
         f_spare: [c_long; 6],
@@ -148,8 +148,8 @@ s! {
 
     pub struct msghdr {
         pub msg_name: *mut c_void,
-        pub msg_namelen: ::socklen_t,
-        pub msg_iov: *mut ::iovec,
+        pub msg_namelen: crate::socklen_t,
+        pub msg_iov: *mut crate::iovec,
         pub msg_iovlen: size_t,
         pub msg_control: *mut c_void,
         pub msg_controllen: size_t,
@@ -163,12 +163,12 @@ s! {
     }
 
     pub struct termios {
-        pub c_iflag: ::tcflag_t,
-        pub c_oflag: ::tcflag_t,
-        pub c_cflag: ::tcflag_t,
-        pub c_lflag: ::tcflag_t,
-        pub c_line: ::cc_t,
-        pub c_cc: [::cc_t; ::NCCS],
+        pub c_iflag: crate::tcflag_t,
+        pub c_oflag: crate::tcflag_t,
+        pub c_cflag: crate::tcflag_t,
+        pub c_lflag: crate::tcflag_t,
+        pub c_line: crate::cc_t,
+        pub c_cc: [crate::cc_t; crate::NCCS],
     }
 
     pub struct sysinfo {
diff --git a/src/unix/newlib/aarch64/mod.rs b/src/unix/newlib/aarch64/mod.rs
index 7efbdf780db3..87952650e5d1 100644
--- a/src/unix/newlib/aarch64/mod.rs
+++ b/src/unix/newlib/aarch64/mod.rs
@@ -10,24 +10,24 @@ pub type c_ulong = u64;
 s! {
     pub struct sockaddr {
         pub sa_len: u8,
-        pub sa_family: ::sa_family_t,
+        pub sa_family: crate::sa_family_t,
         pub sa_data: [c_char; 14],
     }
 
     pub struct sockaddr_in6 {
         pub sin6_len: u8,
-        pub sin6_family: ::sa_family_t,
-        pub sin6_port: ::in_port_t,
+        pub sin6_family: crate::sa_family_t,
+        pub sin6_port: crate::in_port_t,
         pub sin6_flowinfo: u32,
-        pub sin6_addr: ::in6_addr,
+        pub sin6_addr: crate::in6_addr,
         pub sin6_scope_id: u32,
     }
 
     pub struct sockaddr_in {
         pub sin_len: u8,
-        pub sin_family: ::sa_family_t,
-        pub sin_port: ::in_port_t,
-        pub sin_addr: ::in_addr,
+        pub sin_family: crate::sa_family_t,
+        pub sin_port: crate::in_port_t,
+        pub sin_addr: crate::in_addr,
         pub sin_zero: [c_char; 8],
     }
 }
diff --git a/src/unix/nto/neutrino.rs b/src/unix/nto/neutrino.rs
index 3e2bee367acd..8d559015ac8c 100644
--- a/src/unix/nto/neutrino.rs
+++ b/src/unix/nto/neutrino.rs
@@ -83,7 +83,7 @@ s! {
     //       of Neutrino 7.1 SDP.  Commented out for now.
     //pub struct _asyncmsg_put_header {
     //    pub err: c_int,
-    //    pub iov: *mut ::iov_t,
+    //    pub iov: *mut crate::iov_t,
     //    pub parts: c_int,
     //    pub handle: c_uint,
     //    pub cb: Option<
@@ -105,7 +105,7 @@ s! {
     //    pub buffer_size: size_t,
     //    pub max_num_buffer: c_uint,
     //    pub trigger_num_msg: c_uint,
-    //    pub trigger_time: ::_itimer,
+    //    pub trigger_time: crate::_itimer,
     //    reserve: c_uint,
     //}
 
@@ -116,15 +116,15 @@ s! {
     //    pub sendq_tail: c_uint,
     //    pub sendq_free: c_uint,
     //    pub err: c_int,
-    //    pub ev: ::sigevent,
+    //    pub ev: crate::sigevent,
     //    pub num_curmsg: c_uint,
-    //    pub ttimer: ::timer_t,
-    //    pub block_con: ::pthread_cond_t,
-    //    pub mu: ::pthread_mutex_t,
+    //    pub ttimer: crate::timer_t,
+    //    pub block_con: crate::pthread_cond_t,
+    //    pub mu: crate::pthread_mutex_t,
     //    reserved: c_uint,
-    //    pub attr: ::_asyncmsg_connection_attr,
+    //    pub attr: crate::_asyncmsg_connection_attr,
     //    pub reserves: [c_uint; 3],
-    //    pub sendq: [::_asyncmsg_put_header; 1], // flexarray
+    //    pub sendq: [crate::_asyncmsg_put_header; 1], // flexarray
     //}
 
     pub struct __c_anonymous_struct_ev {
@@ -543,7 +543,7 @@ extern "C" {
     //       standard installation of Neutrino 7.1 SDP.  Commented out for now.
     //pub fn ConnectAttachExt(
     //    __nd: u32,
-    //    __pid: ::pid_t,
+    //    __pid: crate::pid_t,
     //    __chid: c_int,
     //    __index: c_uint,
     //    __flags: c_int,
@@ -1262,7 +1262,7 @@ extern "C" {
     //pub fn InterruptDisable();
     pub fn InterruptMask(__intr: c_int, __id: c_int) -> c_int;
     pub fn InterruptUnmask(__intr: c_int, __id: c_int) -> c_int;
-    //pub fn InterruptLock(__spin: *mut ::intrspin);
-    //pub fn InterruptUnlock(__spin: *mut ::intrspin);
+    //pub fn InterruptLock(__spin: *mut intrspin);
+    //pub fn InterruptUnlock(__spin: *mut intrspin);
     //pub fn InterruptStatus() -> c_uint;
 }
diff --git a/src/unix/redox/mod.rs b/src/unix/redox/mod.rs
index 716d699196ac..28900e6d2206 100644
--- a/src/unix/redox/mod.rs
+++ b/src/unix/redox/mod.rs
@@ -85,7 +85,7 @@ s_no_extra_traits! {
     pub struct sockaddr_storage {
         pub ss_family: crate::sa_family_t,
         __ss_padding:
-            [u8; 128 - ::core::mem::size_of::<sa_family_t>() - ::core::mem::size_of::<c_ulong>()],
+            [u8; 128 - crate::mem::size_of::<sa_family_t>() - crate::mem::size_of::<c_ulong>()],
         __ss_align: c_ulong,
     }
 }
diff --git a/src/unix/solarish/x86.rs b/src/unix/solarish/x86.rs
index c16116954728..db449b1e8669 100644
--- a/src/unix/solarish/x86.rs
+++ b/src/unix/solarish/x86.rs
@@ -10,21 +10,21 @@ pub type Elf32_Phdr = __c_anonymous_Elf32_Phdr;
 
 s! {
     pub struct __c_anonymous_Elf32_Phdr {
-        pub p_type: ::Elf32_Word,
-        pub p_offset: ::Elf32_Off,
-        pub p_vaddr: ::Elf32_Addr,
-        pub p_paddr: ::Elf32_Addr,
-        pub p_filesz: ::Elf32_Word,
-        pub p_memsz: ::Elf32_Word,
-        pub p_flags: ::Elf32_Word,
-        pub p_align: ::Elf32_Word,
+        pub p_type: Elf32_Word,
+        pub p_offset: Elf32_Off,
+        pub p_vaddr: Elf32_Addr,
+        pub p_paddr: Elf32_Addr,
+        pub p_filesz: Elf32_Word,
+        pub p_memsz: Elf32_Word,
+        pub p_flags: Elf32_Word,
+        pub p_align: Elf32_Word,
     }
 
     pub struct dl_phdr_info {
-        pub dlpi_addr: ::Elf32_Addr,
+        pub dlpi_addr: Elf32_Addr,
         pub dlpi_name: *const c_char,
-        pub dlpi_phdr: *const ::Elf32_Phdr,
-        pub dlpi_phnum: ::Elf32_Half,
+        pub dlpi_phdr: *const Elf32_Phdr,
+        pub dlpi_phnum: Elf32_Half,
         pub dlpi_adds: c_ulonglong,
         pub dlpi_subs: c_ulonglong,
     }