The auth_getchallenge function doesn't seem to exist in the code base. OK to remove this reference?
diff --git a/lib/libc/gen/auth_subr.3 b/lib/libc/gen/auth_subr.3 index c7bd965f944..24ea850eb9e 100644 --- a/lib/libc/gen/auth_subr.3 +++ b/lib/libc/gen/auth_subr.3 @@ -328,10 +328,6 @@ function. The generated challenge is returned. .Dv NULL is returned on error or if no challenge was generated. -The challenge can also be extracted by the -.Fn auth_getchallenge -function, which simply returns the last challenge generated -for this session. .Pp The .Fn auth_check_change
