Index: head/lib/libc/string/strdup.3
===================================================================
--- head/lib/libc/string/strdup.3
+++ head/lib/libc/string/strdup.3
@@ -91,7 +91,7 @@
 The
 .Fn strdup
 function first appeared in
-.Bx 4.4 .
+.Bx 4.3 Reno .
 The
 .Fn strndup
 function was added in