MFB: Fixed bug #40009 (http_build_query(array()) returns NULL).

diff --git a/ext/standard/http.c b/ext/standard/http.c
index 4ff60668fcff78b3bb9fd89367b11e04aad8cc78..e6888417da392c9c7846765db6169ccfebd995fa 100644 (file)
--- a/ext/standard/http.c
+++ b/ext/standard/http.c
@@ -247,7 +247,7 @@ PHP_FUNCTION(http_build_query)
        }
 
        if (!formstr.c) {
-               RETURN_NULL();
+               RETURN_EMPTY_STRING();
        }
 
        smart_str_0(&formstr);