--- CMakeLists.txt.orig	2013-10-29 23:22:19.870422125 +0000
+++ CMakeLists.txt	2013-10-29 23:22:29.394420605 +0000
@@ -175,9 +175,9 @@
 
   int main() { return 0; }" ZLIB_SUPPORTS_GZIP)
 
-if(NOT ZLIB_SUPPORTS_GZIP)
-  message(FATAL_ERROR "zlib 1.2.x or higher is required to use the gzip format")
-endif()
+#if(NOT ZLIB_SUPPORTS_GZIP)
+#  message(FATAL_ERROR "zlib 1.2.x or higher is required to use the gzip format")
+#endif()
 
 if(UNIX)
   check_cxx_source_compiles("#include <sys/prctl.h>
