generate HAVE_ZLIB from HAVE_LIBZ and HAVE_ZLIB_H.

diff --git a/config.h.in b/config.h.in
index 0ae5d84..ece0c0e 100644 (file)
--- a/config.h.in
+++ b/config.h.in
@@ -103,4 +103,10 @@
 /* Define to 1 if this machine has network byte order*/
 #undef WORDS_BIGENDIAN
 
+#ifdef HAVE_ZLIB_H
+#ifdef HAVE_LIBZ
+#define HAVE_ZLIB
+#endif
+#endif
+
 #endif