pgbouncer: added patch to not include <sys/poll.h>

The reason for removing <sys/poll.h> from getting included is that musl
explicitely tells to correct the code when <sys/poll.h> is included,
changing it to include <poll.h> only as the standard documents suggest!

ref: http://pubs.opengroup.org/onlinepubs/000095399/basedefs/poll.h.html

database/pgbouncer/pgbouncer-sys_poll.h.patch

@@ -0,0 +1,51 @@
+# --- SDE-COPYRIGHT-NOTE-BEGIN ---
+# This copyright note is auto-generated by ./scripts/Create-CopyPatch.
+#
+# Filename: package/.../pgbouncer/pgbouncer-sys_poll.h.patch
+# Copyright (C) 2013 The OpenSDE Project
+#
+# More information can be found in the files COPYING and README.
+#
+# This patch file is dual-licensed. It is available under the license the
+# patched project is licensed under, as long as it is an OpenSource license
+# as defined at http://www.opensource.org/ (e.g. BSD, X11) or under the terms
+# of the GNU General Public License as published by the Free Software
+# Foundation; either version 2 of the License, or (at your option) any later
+# version.
+# --- SDE-COPYRIGHT-NOTE-END ---
+
+The standard is clearly defining that only <poll.h> needs to be included.
+
+http://pubs.opengroup.org/onlinepubs/000095399/basedefs/poll.h.html
+
+--- a/lib/m4/usual.m4	2013-08-09 15:16:56.716600440 +0200
++++ b/lib/m4/usual.m4	2013-08-09 15:17:07.488877797 +0200
+@@ -165,7 +165,7 @@
+ dnl  AC_USUAL_HEADER_CHECK:  Basic headers
+ dnl
+ AC_DEFUN([AC_USUAL_HEADER_CHECK], [
+-AC_CHECK_HEADERS([sys/socket.h poll.h sys/poll.h sys/un.h])
++AC_CHECK_HEADERS([sys/socket.h poll.h sys/un.h])
+ AC_CHECK_HEADERS([arpa/inet.h netinet/in.h netinet/tcp.h])
+ AC_CHECK_HEADERS([sys/param.h sys/uio.h pwd.h grp.h])
+ AC_CHECK_HEADERS([sys/wait.h sys/mman.h syslog.h netdb.h dlfcn.h])
+--- a/lib/usual/socket.h	2013-08-09 15:10:58.444331854 +0200
++++ b/lib/usual/socket.h	2013-08-09 15:14:24.957124489 +0200
+@@ -22,7 +22,6 @@
+  * - win32: <winsock2.h>
+  * - win32: <ws2tcpip.h>
+  * - <sys/socket.h>
+- * - <sys/poll.h>
+  * - <sys/un.h>
+  * - <netinet/in.h>
+  * - <netinet/tcp.h>
+@@ -50,9 +49,6 @@
+ #ifdef HAVE_POLL_H
+ #include <poll.h>
+ #endif
+-#ifdef HAVE_SYS_POLL_H
+-#include <sys/poll.h>
+-#endif
+ #ifdef HAVE_SYS_UIO_H
+ #include <sys/uio.h>
+ #endif

database/pgbouncer/pgbouncer.conf

@@ -0,0 +1,15 @@
+# --- SDE-COPYRIGHT-NOTE-BEGIN ---
+# This copyright note is auto-generated by ./scripts/Create-CopyPatch.
+#
+# Filename: package/.../pgbouncer/pgbouncer.conf
+# Copyright (C) 2013 The OpenSDE Project
+#
+# More information can be found in the files COPYING and README.
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; version 2 of the License. A copy of the
+# GNU General Public License can be found in the file COPYING.
+# --- SDE-COPYRIGHT-NOTE-END ---
+
+autogen=1