resolv: fix compilation

Signed-off-by: Bernhard Reutner-Fischer <rep.dot.nop@gmail.com>

diff --git a/libc/inet/resolv.c b/libc/inet/resolv.c
index 0fd28ee..21e84e5 100644 (file)
--- a/libc/inet/resolv.c
+++ b/libc/inet/resolv.c
@@ -4212,8 +4212,8 @@ int res_mkquery(int op, const char *dname, int class, int type,
 
 #ifdef DEBUG
        if (_res_options & RES_DEBUG)
-               printf(";; res_mkquery(%d, %s, %s, %d, %d)\n",
-                          name, (op, dname ? dname : "<Nil>"), class, type);
+               printf(";; res_mkquery(%d, %s, %d, %d)\n",
+                          op, dname && *dname ? dname : "<null>", class, type);
 #endif
 
        memset(buf, 0, HFIXEDSZ);