Put pthread in front of libswanted and add cl

If pthread is found on HP-UX, it is required to be in front and
libcl is required too

Author: H.Merijn Brand

Configure

@@ -1450,8 +1450,8 @@ libswanted_uselargefiles=''
 : set usesocks on the Configure command line to enable socks.
 : List of libraries we want.
 : If anyone needs extra -lxxx, put those in a hint file.
-libswanted="socket bind inet nsl nm ndbm gdbm dbm db malloc dl ld sun"
-libswanted="$libswanted m crypt sec util c cposix posix pthread ucb bsd BSD"
+libswanted="cl pthread socket bind inet nsl nm ndbm gdbm dbm db malloc dl ld"
+libswanted="$libswanted sun m crypt sec util c cposix posix ucb bsd BSD"
 : We probably want to search /usr/shlib before most other libraries.
 : This is only used by the lib/ExtUtils/MakeMaker.pm routine extliblist.
 glibpth=`echo " $glibpth " | sed -e 's! /usr/shlib ! !'`