build: ax_varargs.m4: fixups

Signed-off-by: Alon Bar-Lev <alon.barlev@gmail.com>
Acked-by: David Sommerseth <davids@redhat.com>
Signed-off-by: David Sommerseth <davids@redhat.com>

diff --git a/m4/ax_varargs.m4 b/m4/ax_varargs.m4
index 37cdebef8f2fb54f0a411391453742f822d1a003..c295d21f4e2c6e4616ad8ab3bf46d21208301cae 100644 (file)
--- a/m4/ax_varargs.m4
+++ b/m4/ax_varargs.m4
@@ -12,11 +12,12 @@ AC_DEFUN([AX_CPP_VARARG_MACRO_GCC], [dnl
                [VAR],
                [AC_COMPILE_IFELSE(
                        [AC_LANG_PROGRAM(
-                               ,
                                [[
 #define macro(a, b...) func(a, b)
 int func(int a, int b, int c);
-int test() { return macro(1, 2, 3); }
+                               ]],
+                               [[
+int i = macro(1, 2, 3);
                                ]]
                        )],
                        [VAR=yes],
@@ -50,11 +51,12 @@ AC_DEFUN([AX_CPP_VARARG_MACRO_ISO], [dnl
                [VAR],
                [AC_COMPILE_IFELSE(
                        [AC_LANG_PROGRAM(
-                               ,
                                [[
 #define macro(a, ...) func(a, __VA_ARGS__)
 int func(int a, int b, int c);
-int test() { return macro(1, 2, 3); }
+                               ]],
+                               [[
+int i = macro(1, 2, 3);
                                ]]
                        )],
                        [VAR=yes],