diff --git a/vmd/src/macosxvmdstart.C b/vmd/src/macosxvmdstart.C
index 0c5e475..a21462f 100644
--- a/vmd/src/macosxvmdstart.C
+++ b/vmd/src/macosxvmdstart.C
@@ -21,7 +21,7 @@
 // only compile this file if we're building on MacOS X 
 // and when the target build is meant for an application bundle install
 // rather than a traditional X11/Unix style VMD install
-#if !defined(VMDNOMACBUNDLE) && (defined(ARCH_MACOSX) || defined(ARCH_MACOSXX86))
+#if !defined(VMDNOMACBUNDLE) && (defined(ARCH_MACOSX) || defined(ARCH_MACOSXX86) || defined(ARCH_MACOSXX86_64))
 #include <Carbon/Carbon.h>    /* Carbon APIs for process management */
 #include <stdlib.h>
 #include <stdio.h>            
diff --git a/vmd/src/vmd.C b/vmd/src/vmd.C
index 09d723e..92ed05d 100644
--- a/vmd/src/vmd.C
+++ b/vmd/src/vmd.C
@@ -254,7 +254,7 @@ int VMDinitialize(int *argc, char **argv) {
 #endif
 
 #if !defined(VMDNOMACBUNDLE) && defined(__APPLE__)
-  macosxvmdstart(*argc, argv); // get env variables etc
+//  macosxvmdstart(*argc, argv); // get env variables etc
 #endif
 
   // Tell Tcl where the executable is located