Enabled thread local storage typedefs for MAC

montecarlo/vmc/inc/TMCtls.h

@@ -45,12 +45,10 @@
 #define VMC_MULTITHREADED 1
 
 #if ( defined (VMC_MULTITHREADED) )
-/*
   #if ( ( defined(__MACH__) && defined(__clang__) && defined(__x86_64__) ) || \
         ( defined(__MACH__) && defined(__GNUC__) && __GNUC__>=4 && __GNUC_MINOR__>=7 ) || \
         defined(__linux__) || defined(_AIX) ) && ( !defined(__CINT__) )
-*/
-  #if ( defined(__linux__) ) && ( !defined(__CINT__) )
+  // #if ( defined(__linux__) ) && ( !defined(__CINT__) )
       //  Multi-threaded build: for POSIX systems
       #include <pthread.h>
       #define TMCThreadLocal __thread