--ca shows ca bundle path

curl-config.in

@@ -16,6 +16,7 @@ Usage: curl-config [OPTION]
 
 Available values for OPTION include:
 
+  --ca        ca bundle install path
   --cc        compiler
   --cflags    pre-processor and compiler flags
   --feature   newline separated list of enabled features
@@ -43,6 +44,10 @@ while test $# -gt 0; do
     esac
 
     case "$1" in
+    --ca)
+	echo @CURL_CA_BUNDLE@
+	;;
+
     --cc)
 	echo @CC@
 	;;