Fix for SCO OpenServer builds. _SCO_DS is always set by SCO's compiler.

js/src/jscpucfg.c

@@ -39,7 +39,7 @@
 #define INT64	long
 #endif
 #else
-#if defined(HPUX) || defined(__QNX__) || defined(SCO) || defined(UNIXWARE)
+#if defined(HPUX) || defined(__QNX__) || defined(_SCO_DS) || defined(UNIXWARE)
 #define INT64	long
 #else
 #define INT64	long long

js/src/jsosdep.h

@@ -72,7 +72,7 @@ JS_END_EXTERN_C
 #elif defined(OSF1)
 #define JS_HAVE_LONG_LONG
 
-#elif defined(SCO)
+#elif defined(_SCO_DS)
 #undef JS_HAVE_LONG_LONG
 
 #elif defined(SOLARIS)