--- Libc/Libc-1725.40.4/gen/FreeBSD/sysctl.c
+++ Libc/Libc-825.26/gen/FreeBSD/sysctl.c
@@ -47,8 +47,11 @@
     void *newp, size_t newlen);
 
 int
-sysctl(int *name, u_int namelen, void *oldp, size_t *oldlenp, void *newp, size_t newlen)
-__attribute__((disable_tail_calls))
+sysctl(name, namelen, oldp, oldlenp, newp, newlen)
+	int *name;
+	u_int namelen;
+	void *oldp, *newp;
+	size_t *oldlenp, newlen;
 {
 	if (name[0] != CTL_USER) {
 		if (namelen == 2 && name[0] == CTL_KERN && name[1] == KERN_EXEC) {