AC_USE_SYSTEM_EXTENSIONS
-m4_ifdef([AC_PROG_OBJC],AC_PROG_OBJC)
+m4_ifdef([AC_PROG_OBJC],[AC_PROG_OBJC])
AC_PROG_CC
-m4_ifdef([AC_PROG_OBJC],AC_PROG_OBJC,AC_SUBST([OBJC],["$CC"]);AC_SUBST([OBJCFLAGS],["$CFLAGS"]))
-m4_ifdef([_AM_DEPENENCIES],_AM_DEPENDENCIES(OBJC))
+m4_ifdef([AC_PROG_OBJC],[AC_PROG_OBJC],[AC_SUBST([OBJC],["$CC"]);AC_SUBST([OBJCFLAGS],["$CFLAGS"])])
+m4_ifdef([_AM_DEPENENCIES],[_AM_DEPENDENCIES(OBJC)])
if eval "test x`uname` = xDarwin"; then
CFLAGS="$CFLAGS -I/opt/local/include -L/opt/local/lib"