- Keith Mok added supported_protocols and supported_features to the pkg-config

file for libcurl, and while doing that fix he unified with curl-config.in
  how the supported protocols and features are extracted and used, so both those
  tools should now always be synced.

libcurl.pc.in

@@ -28,6 +28,8 @@ prefix=@prefix@
 exec_prefix=@exec_prefix@
 libdir=@libdir@
 includedir=@includedir@
+supported_protocols="@SUPPORT_PROTOCOLS@"
+supported_features="@SUPPORT_FEATURES@"
 
 Name: libcurl
 URL: http://curl.haxx.se/