* don't add -Wall to the obj-C flags, as you'll get flooded with useless...

* don't add -Wall to the obj-C flags, as you'll get flooded with useless warnings and don't see the errors anymore

configure.ac

@@ -928,7 +928,6 @@ AC_CACHE_CHECK([if $CC accepts -Wsign-compare],
 if test "${ac_cv_c_Wall}" != "no"; then
     CFLAGS_save="-Wall ${CFLAGS_save}"; CFLAGS="${CFLAGS_save}"
     CXXFLAGS_save="-Wall ${CFLAGS_save}"; CXXFLAGS="${CXXFLAGS_save}"
-    OBJCFLAGS_save="-Wall ${OBJCFLAGS_save}"; OBJCFLAGS="${OBJCFLAGS_save}"
 fi
 
 if test "${ac_cv_c_Wextra}" != "no"; then