Define _BSD_SOURCE, to get access to POSIX extensions on OpenBSD 4.1+.

Misc/NEWS

@@ -101,6 +101,8 @@ Documentation
 Build
 -----
 
+- Define _BSD_SOURCE, to get access to POSIX extensions on OpenBSD 4.1+.
+
 - Patch #1673122: Use an explicit path to libtool when building a framework. 
   This avoids picking up GNU libtool from a users PATH.
 

configure

 #! /bin/sh
-# From configure.in Revision: 52844 .
+# From configure.in Revision: 54284 .
 # Guess values for system-dependent variables and create Makefiles.
 # Generated by GNU Autoconf 2.59 for python 2.5.
 #
@@ -1388,6 +1388,14 @@ cat >>confdefs.h <<\_ACEOF
 _ACEOF
 
 
+# OpenBSD undoes our definition of __BSD_VISIBLE if _XOPEN_SOURCE is
+# also defined. This can be overridden by defining _BSD_SOURCE
+
+cat >>confdefs.h <<\_ACEOF
+#define _BSD_SOURCE 1
+_ACEOF
+
+
 # The later defininition of _XOPEN_SOURCE and _POSIX_C_SOURCE disables
 # u_int on Irix 5.3. Defining _BSD_TYPES brings it back.
 

configure.in

@@ -50,6 +50,10 @@ AC_DEFINE(_NETBSD_SOURCE, 1, [Define on NetBSD to activate all library features]
 # them.
 AC_DEFINE(__BSD_VISIBLE, 1, [Define on FreeBSD to activate all library features])
 
+# OpenBSD undoes our definition of __BSD_VISIBLE if _XOPEN_SOURCE is
+# also defined. This can be overridden by defining _BSD_SOURCE
+AC_DEFINE(_BSD_SOURCE, 1, [Define on OpenBSD to activate all library features])
+
 # The later defininition of _XOPEN_SOURCE and _POSIX_C_SOURCE disables
 # u_int on Irix 5.3. Defining _BSD_TYPES brings it back.
 AC_DEFINE(_BSD_TYPES, 1, [Define on Irix to enable u_int])

pyconfig.h.in

@@ -909,6 +909,9 @@
 # undef _ALL_SOURCE
 #endif
 
+/* Define on OpenBSD to activate all library features */
+#undef _BSD_SOURCE
+
 /* Define on Irix to enable u_int */
 #undef _BSD_TYPES