configure: Remove -Wundef flag

Fixes #615161

diff --git a/configure.ac b/configure.ac
index 70debd88061732e26a6638fd87e3cbf9fa51ab4c..f4c70894f1a66df456ed9bf86b80582cd77c8aa7 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -273,14 +273,14 @@ AG_GST_SET_PLUGINDIR
 
 dnl define an ERROR_CFLAGS Makefile variable
 AG_GST_SET_ERROR_CFLAGS($GST_GIT, [
-        -Wmissing-declarations -Wmissing-prototypes -Wredundant-decls -Wundef
+        -Wmissing-declarations -Wmissing-prototypes -Wredundant-decls
         -Wwrite-strings -Wold-style-definition -Wcast-align
         -Winit-self -Wmissing-include-dirs -Waddress -Wno-multichar
         -Waggregate-return -Wnested-externs ])
 
 dnl define an ERROR_CXXFLAGS Makefile variable
 AG_GST_SET_ERROR_CXXFLAGS($GST_GIT, [
-        -Wmissing-declarations -Wredundant-decls -Wundef
+        -Wmissing-declarations -Wredundant-decls
         -Wwrite-strings -Wcast-align
         -Winit-self -Wmissing-include-dirs -Waddress -Wno-multichar ])