Hi A small update to getsockopt(2) to document that SO_REUSEADDR only works for same uid (or root).
Index: lib/libc/sys/getsockopt.2 =================================================================== RCS file: /cvs/src/lib/libc/sys/getsockopt.2,v retrieving revision 1.50 diff -u -p -r1.50 getsockopt.2 --- lib/libc/sys/getsockopt.2 13 Jun 2016 21:24:43 -0000 1.50 +++ lib/libc/sys/getsockopt.2 18 Oct 2016 13:06:48 -0000 @@ -179,7 +179,7 @@ enables debugging in the underlying prot .Dv SO_REUSEADDR indicates that the rules used in validating addresses supplied in a .Xr bind 2 -call should allow reuse of local addresses. +call should allow reuse of local addresses (only by the same user id or root). .Dv SO_REUSEPORT allows completely duplicate bindings by multiple processes if they all set .Dv SO_REUSEPORT
