From Federico:

add a conditional statement trigerred if the variable EXTCOMDEF
for a correct declaration of extern statements.
This is important for Fortran packages having block data


git-svn-id: http://root.cern.ch/svn/root/trunk@23313 27541ba8-7e3a-0410-8455-c3a389f83636

montecarlo/eg/inc/cfortran.h

@@ -357,7 +357,7 @@ only C calling FORTRAN subroutines will work using K&R style.*/
 
 #ifndef apolloFortran
 /* "extern" removed (CFITSIO) */
-#ifdef __APPLE__
+#ifdef EXTCOMDEF
 #define COMMON_BLOCK_DEF(DEFINITION, NAME) extern DEFINITION NAME
 #else
 #define COMMON_BLOCK_DEF(DEFINITION, NAME) /* extern */ DEFINITION NAME