diff --git a/lib/libc/gen/sysctlbyname.c b/lib/libc/gen/sysctlbyname.c
--- a/lib/libc/gen/sysctlbyname.c
+++ b/lib/libc/gen/sysctlbyname.c
@@ -36,12 +36,28 @@
 extern int __sysctlbyname(const char *name, size_t namelen, void *oldp,
     size_t *oldlenp, const void *newp, size_t newlen);
 
+static int
+sysctlbyname_user(const char *name, void *oldp, size_t *oldlenp,
+    const void *newp, size_t newlen)
+{
+	int real_oid[CTL_MAXNAME+2];
+	size_t oidlen;
+
+	oidlen = sizeof(real_oid) / sizeof(int);
+	if (sysctlnametomib(name, real_oid, &oidlen) < 0)
+		return (-1);
+	return (sysctl(real_oid, oidlen, oldp, oldlenp, newp, newlen));
+}
+
 int
 sysctlbyname(const char *name, void *oldp, size_t *oldlenp,
     const void *newp, size_t newlen)
 {
 	size_t len;
 
+	if (strncmp(name, "user.", 5) == 0)
+		return (sysctlbyname_user(name, oldp, oldlenp, newp, newlen));
+
 	len = strlen(name);
 	return (__sysctlbyname(name, len, oldp, oldlenp, newp,
 	    newlen));