procps-ng: fix watch with 8bit support enabled on musl (from chris2).

srcpkgs/procps-ng/patches/watch-8bit-ncurses-widec.patch

@@ -0,0 +1,15 @@
+Define _XOPEN_SOURCE_EXTENDED to declare NCURSES_WIDECHAR for
+widechar ncurses support with !glibc.
+
+--- watch.c.orig	2015-03-17 12:04:11.025226853 +0100
++++ watch.c	2015-03-17 12:04:29.568180561 +0100
+@@ -51,7 +51,9 @@
+ #ifdef WITH_WATCH8BIT
+ # include <wchar.h>
+ # include <wctype.h>
++# define _XOPEN_SOURCE_EXTENDED
+ # include <ncurses.h>
++# undef _XOPEN_SOURCE_EXTENDED
+ #else
+ # include <ncurses.h>
+ #endif	/* WITH_WATCH8BIT */

srcpkgs/procps-ng/template

@@ -1,7 +1,7 @@
 # Template file for 'procps-ng'
 pkgname=procps-ng
 version=3.3.10
-revision=4
+revision=5
 build_pie=yes
 build_style=gnu-configure
 configure_args="--exec-prefix=/ --bindir=/usr/bin --sbindir=/usr/sbin