pty: Activate the signature wrapper of forkpty.

[gnulib.git] / lib / wctype.in.h

diff --git a/lib/wctype.in.h b/lib/wctype.in.h
index 933d622..d11b833 100644 (file)
--- a/lib/wctype.in.h
+++ b/lib/wctype.in.h
@@ -61,6 +61,9 @@
 #ifndef _@GUARD_PREFIX@_WCTYPE_H
 #define _@GUARD_PREFIX@_WCTYPE_H
 
+#ifndef _GL_INLINE_HEADER_BEGIN
+ #error "Please include config.h first."
+#endif
 _GL_INLINE_HEADER_BEGIN
 #ifndef _GL_WCTYPE_INLINE
 # define _GL_WCTYPE_INLINE _GL_INLINE