Expand the test function for GCC attributes so that more complex attributes are properly recognized.

git-svn-id: https://origsvn.digium.com/svn/asterisk/branches/1.4@115282 65c4cc65-6c06-0410-ace0-fbb531ad65f3

acinclude.m4

@@ -6,7 +6,7 @@ AC_MSG_CHECKING(for compiler 'attribute $1' support)
 saved_CFLAGS="$CFLAGS"
 CFLAGS="$CFLAGS -Werror"
 AC_COMPILE_IFELSE(
-	AC_LANG_PROGRAM([static int __attribute__(($1)) test(void) {}],
+	AC_LANG_PROGRAM([static void __attribute__(($1)) *test(void *muffin, ...) {}],
 			[]),
 	AC_MSG_RESULT(yes)
 	AC_DEFINE_UNQUOTED([HAVE_ATTRIBUTE_$1], 1, [Define to 1 if your GCC C compiler supports the '$1' attribute.]),

configure

@@ -14900,7 +14900,7 @@ _ACEOF
 cat confdefs.h >>conftest.$ac_ext
 cat >>conftest.$ac_ext <<_ACEOF
 /* end confdefs.h.  */
-static int __attribute__((pure)) test(void) {}
+static void __attribute__((pure)) *test(void *muffin, ...) {}
 int
 main ()
 {
@@ -14956,7 +14956,7 @@ _ACEOF
 cat confdefs.h >>conftest.$ac_ext
 cat >>conftest.$ac_ext <<_ACEOF
 /* end confdefs.h.  */
-static int __attribute__((malloc)) test(void) {}
+static void __attribute__((malloc)) *test(void *muffin, ...) {}
 int
 main ()
 {
@@ -15012,7 +15012,7 @@ _ACEOF
 cat confdefs.h >>conftest.$ac_ext
 cat >>conftest.$ac_ext <<_ACEOF
 /* end confdefs.h.  */
-static int __attribute__((const)) test(void) {}
+static void __attribute__((const)) *test(void *muffin, ...) {}
 int
 main ()
 {
@@ -15068,7 +15068,7 @@ _ACEOF
 cat confdefs.h >>conftest.$ac_ext
 cat >>conftest.$ac_ext <<_ACEOF
 /* end confdefs.h.  */
-static int __attribute__((unused)) test(void) {}
+static void __attribute__((unused)) *test(void *muffin, ...) {}
 int
 main ()
 {
@@ -15124,7 +15124,7 @@ _ACEOF
 cat confdefs.h >>conftest.$ac_ext
 cat >>conftest.$ac_ext <<_ACEOF
 /* end confdefs.h.  */
-static int __attribute__((always_inline)) test(void) {}
+static void __attribute__((always_inline)) *test(void *muffin, ...) {}
 int
 main ()
 {
@@ -15180,7 +15180,7 @@ _ACEOF
 cat confdefs.h >>conftest.$ac_ext
 cat >>conftest.$ac_ext <<_ACEOF
 /* end confdefs.h.  */
-static int __attribute__((deprecated)) test(void) {}
+static void __attribute__((deprecated)) *test(void *muffin, ...) {}
 int
 main ()
 {