compat: include config.h in compat.h

Without this inclusion, no `HAVE_*` macro was defined. This was
triggered because with some libc, `strndup()` is defined by a macro
and therefore cannot be redefined as a function.

diff --git a/src/compat/compat.h b/src/compat/compat.h
index 643a78281bb708fd8260041d8aa2fafb566c1113..cf623fcaa451b99a60bffbc838421db1ef0a932c 100644 (file)
--- a/src/compat/compat.h
+++ b/src/compat/compat.h
@@ -33,6 +33,10 @@
 #ifndef _COMPAT_H
 #define _COMPAT_H
 
+#if HAVE_CONFIG_H
+#  include <config.h>
+#endif
+
 #include <stdio.h>
 #include <stddef.h>
 #ifdef HAVE_LIBBSD