Try static inline

Author: mcbarton

lib/Interpreter/Compatibility.h

@@ -17,7 +17,7 @@
 #define fileno _fileno
 #endif
 
-char* GetEnv(const char* Var_Name) {
+static inline char* GetEnv(const char* Var_Name) {
 #ifdef _WIN32
   char* Env = nullptr;
   size_t sz = 0;