posix: mark inet_ntop as nullable

Fixes bug 678988.

diff --git a/vapi/posix.vapi b/vapi/posix.vapi
index dc3cade69d7003f7cd954251cf9e7b2cffa6d645..e6a284219858161071123556a478785bc4c1d813 100644 (file)
--- a/vapi/posix.vapi
+++ b/vapi/posix.vapi
@@ -353,7 +353,7 @@ namespace Posix {
        [CCode (cheader_filename = "arpa/inet.h")]
        public unowned string inet_ntoa (InAddr addr);
        [CCode (cheader_filename = "arpa/inet.h")]
-       public unowned string inet_ntop (int af, void* src, uint8[] dst);
+       public unowned string? inet_ntop (int af, void* src, uint8[] dst);
        [CCode (cheader_filename = "arpa/inet.h")]
        public int inet_pton (int af, string src, void* dst);
        [CCode (cheader_filename = "arpa/inet.h")]