+++ rts/System/Platform/Misc.cpp	2015-04-08 20:05:21 -0400
@@ -226,5 +226,6 @@
 	mib[2] = KERN_PROC_PATHNAME;
 	mib[3] = -1;
-	char buf[PATH_MAX];
+	long maxpath = pathconf("/", _PC_PATH_MAX);
+	char buf[maxpath];
 	size_t cb = sizeof(buf);
 	int err = sysctl(mib, 4, buf, &cb, NULL, 0);