--- Libc/Libc-1725.40.4/gen/get_compat.c
+++ Libc/Libc-583/gen/get_compat.c
@@ -31,6 +31,7 @@
 #include <string.h>
 #include <pthread.h>
 
+static bool def_unix03 = false;
 /* Catastrophic errors only, including "out of memory" */
 static bool parse_error = false;
 static bool bootstrapping = false;
@@ -45,7 +46,7 @@
 
 static void check_env_var(void) {
 	char *mode = getenv("COMMAND_MODE");
-
+	
 	if (mode) {
 		if (!strcasecmp(mode, "legacy")) {
 			unix2003_mode = false;
@@ -108,7 +109,7 @@
 
 	char *op = NULL;
 
-	if ((op = strpbrk(mode, "!^&|"))) {
+	if (op = strpbrk(mode, "!^&|")) {
 		if (*op == '!') {
 			if (op != mode) goto syn_error;
 			return !compat_mode(function, mode +1);
@@ -117,7 +118,7 @@
 		/* XXX char tmp[] would be better for left_arg, but
 		  we are not sure what the max size should be...  is
 		  alloca(3) frowned on? */
-		size_t left_sz = 1 + (op - mode);
+		int left_sz = 1 + (op - mode);
 		char *left_arg = malloc(left_sz);
 		strlcpy(left_arg, mode, left_sz);
 		bool left = compat_mode(function, left_arg);