Don't restore timestamp on internal_functions.c, otherwise rerunning

configure will cause config.status to be run again during make
(due to the rule in main/Makefile.in).

configure.in

@@ -856,14 +856,14 @@ if test -n "\$REDO_ALL"; then
   #
   echo "creating main/internal_functions.c"
   extensions=\`grep '^s.@EXT_STATIC@' \$0|sed -e 's/^.*@% *//' -e 's/%.*$//'\`
-  mv -f main/internal_functions.c main/internal_functions.c.old 2>/dev/null
+dnl mv -f main/internal_functions.c main/internal_functions.c.old 2>/dev/null
   sh $srcdir/genif.sh $srcdir/main/internal_functions.c.in $srcdir "$EXTRA_MODULE_PTRS" \$extensions > main/internal_functions.c
-  if cmp main/internal_functions.c.old main/internal_functions.c > /dev/null 2>&1; then
-      echo "main/internal_functions.c is unchanged"
-      mv main/internal_functions.c.old main/internal_functions.c
-  else
-      rm -f main/internal_functions.c.old
-  fi
+dnl  if cmp main/internal_functions.c.old main/internal_functions.c > /dev/null 2>&1; then
+dnl      echo "main/internal_functions.c is unchanged"
+dnl      mv main/internal_functions.c.old main/internal_functions.c
+dnl  else
+dnl      rm -f main/internal_functions.c.old
+dnl  fi
 
   if test -n "$PHP_APXS_BROKEN"; then
     echo "+--------------------------------------------------------------------+"