fix warning under Xcode for iOS

(cherry picked from commit d92d70ac5dd017c48ea1b4bc6893744d0933e3a6)

diff --git a/bin/dig/dighost.c b/bin/dig/dighost.c
index e0c0f0d85a87f7d7630f167530028ed5df27a06a..48191863721928f4a68b555361afeb309f928edd 100644 (file)
--- a/bin/dig/dighost.c
+++ b/bin/dig/dighost.c
@@ -1653,7 +1653,7 @@ dig_ednsoptname_t optnames[] = {
 void
 save_opt(dig_lookup_t *lookup, char *code, char *value) {
        isc_result_t result;
-       isc_uint32_t num;
+       isc_uint32_t num = 0;
        isc_buffer_t b;
        isc_boolean_t found = ISC_FALSE;
        unsigned int i;