build-goo: fix obtuse warning message from autogoo

diff --git a/configure.ac b/configure.ac
index 103a1b4ac3657fbeb510cec833cc29887d3922ae..9c8f863563e71cfbefe6db1370c72bc32c74e09c 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -196,7 +196,7 @@ AC_DEFUN([PLYMOUTH_CC_TRY_FLAG], [
   plymouth_save_CFLAGS="$CFLAGS"
   CFLAGS="$CFLAGS $1"
 
-  AC_COMPILE_IFELSE([ ], [plymouth_cc_flag=yes], [plymouth_cc_flag=no])
+  AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ ]], [[ ]])], [plymouth_cc_flag=yes], [plymouth_cc_flag=no])
   CFLAGS="$plymouth_save_CFLAGS"
 
   if test "x$plymouth_cc_flag" = "xyes"; then