minor cosmetical cleanups...
[util-vserver.git] / util-vserver / m4 / ensc_dietlibc.m4
index 88e8e64..b13aea1 100644 (file)
@@ -21,8 +21,8 @@ AC_DEFUN([_ENSC_DIETLIBC_C99],
 
        AC_CACHE_CHECK([whether dietlibc supports C99], [ensc_cv_c_dietlibc_c99],
        [
-               old_CFLAGS=$CFLAGS
-               old_CC=$CC
+               _ensc_dietlibc_c99_old_CFLAGS=$CFLAGS
+               _ensc_dietlibc_c99_old_CC=$CC
 
                CFLAGS="-std=c99"
                CC="${DIET:-diet} $CC"
@@ -42,8 +42,8 @@ AC_DEFUN([_ENSC_DIETLIBC_C99],
                        [ensc_cv_c_dietlibc_c99='skipped (compiler does not support C99)'])
                AC_LANG_POP
 
-               CC=$old_CC
-               CFLAGS=$old_CFLAGS
+               CC=$_ensc_dietlibc_c99_old_CC
+               CFLAGS=$_ensc_dietlibc_c99_old_CFLAGS
        ])
 
        if test x"$ensc_cv_c_dietlibc_c99" = xyes; then