Add --with-redis flag to list of available build flags in README.

diff --git a/README.md b/README.md
index dae6a76bfaca02ce30f2017134f4bc54a309e8fb..b6779bd84479353710d10ae21fcb41940c32b92d 100644 (file)
--- a/README.md
+++ b/README.md
@@ -88,6 +88,9 @@ The waf build system for libgit2 accepts the following flags:
        --with-sqlite
                Enable sqlite support.
 
+       --with-redis
+               Enable redis support.
+
 You can run `./waf --help` to see a full list of install options and
 targets.