--- Python-3.7.2-orig/configure.ac	2019-01-06 19:25:12.660930750 -0600
+++ Python-3.7.2/configure.ac	2019-01-06 19:27:23.594427904 -0600
@@ -131,11 +131,6 @@ AC_DEFINE(_GNU_SOURCE, 1, [Define on Lin
 AC_DEFINE(_NETBSD_SOURCE, 1, [Define on NetBSD to activate all library features])
 
 # The later defininition of _XOPEN_SOURCE and _POSIX_C_SOURCE disables
-# certain features on FreeBSD, so we need __BSD_VISIBLE to re-enable
-# them.
-AC_DEFINE(__BSD_VISIBLE, 1, [Define on FreeBSD to activate all library features])
-
-# The later defininition of _XOPEN_SOURCE and _POSIX_C_SOURCE disables
 # certain features on Mac OS X, so we need _DARWIN_C_SOURCE to re-enable
 # them.
 AC_DEFINE(_DARWIN_C_SOURCE, 1, [Define on Darwin to activate all library features])