gfortran: remove cpp definition of free, ...

in preparation for the s/gfc_free/free/ transformation.
* gfortran.h (free): Remove macro definition that would otherwise
prevent direct use of the function.

From-SVN: r172665

gcc/fortran/ChangeLog

+2011-04-15  Jim Meyering  <meyering@redhat.com>
+
+	gfortran: remove cpp definition of free, ...
+	in preparation for the s/gfc_free/free/ transformation.
+	* gfortran.h (free): Remove macro definition that would otherwise
+	prevent direct use of the function.
+
 2011-04-18  Tobias Burnus  <burnus@net-b.de>
 
 	PR fortran/18918

gcc/fortran/gfortran.h

@@ -49,7 +49,6 @@ along with GCC; see the file COPYING3.  If not see
 #define MAX_SUBRECORD_LENGTH 2147483639   /* 2**31-9 */
 
 
-#define free(x) Use_gfc_free_instead_of_free()
 #define gfc_is_whitespace(c) ((c==' ') || (c=='\t'))
 
 /* Stringization.  */