extern-inline: port better to OS X 10.9

[gnulib.git] / lib / savewd.h

diff --git a/lib/savewd.h b/lib/savewd.h
index 61912bc..7dedbee 100644 (file)
--- a/lib/savewd.h
+++ b/lib/savewd.h
@@ -23,6 +23,9 @@
 #include <stdbool.h>
 #include <sys/types.h>
 
+#ifndef _GL_INLINE_HEADER_BEGIN
+ #error "Please include config.h first."
+#endif
 _GL_INLINE_HEADER_BEGIN
 #ifndef SAVEWD_INLINE
 # define SAVEWD_INLINE _GL_INLINE