fix segfault on 64 bit

diff --git a/src/memory.c b/src/memory.c
index af93fa6f7b00a2af6d1a9d5bacd6d0a028e3ee00..d3c5e8ccf8364e55b875f59fa472ab986d460fb4 100644 (file)
--- a/src/memory.c
+++ b/src/memory.c
@@ -92,11 +92,9 @@ void M_unlock(void *p) {
 }
 
 int M_locked (int h) {
-  h&=-1-0x8000;
-  return (h != -1) && (h != 0xFFFF) && (resl[h] != 0);
+  return (h != -1) && (h != 0xFFFF) && (resl[h & (-1 - 0x8000)] != 0);
 }
 
 int M_was_locked (int h) {
-  h&=-1-0x8000;
-  return (h != -1) && (h != 0xFFFF) && (resp[h] != NULL);
+  return (h != -1) && (h != 0xFFFF) && (resp[h & (-1 - 0x8000)] != NULL);
 }