extras/tools: explicitly check for xz

Signed-off-by: Jean-Baptiste Kempf <jb@videolan.org>

diff --git a/extras/tools/bootstrap b/extras/tools/bootstrap
index 49fa4242263eccf4313c31a57fbd63f2a1bda595..da37a05eb580fc1c8adaecd5b96a8039cdb2b527 100755 (executable)
--- a/extras/tools/bootstrap
+++ b/extras/tools/bootstrap
@@ -82,6 +82,7 @@ check ragel
 check_sed
 check protoc
 check ant
+check xz
 
 [ -n "$NEEDED" ] && mkdir -p build/ && echo "To-be-built packages: `echo $NEEDED | sed 's/\.//g'`"