glibc: re-add old xattr patch, which is required to build qemu.

srcpkgs/glibc/patches/glibc-2.18-xattr-compat-hack.patch

@@ -0,0 +1,18 @@
+--- misc/sys/xattr.h	2013-08-11 08:52:55.000000000 +1000
++++ misc/sys/xattr.h	2014-01-07 15:45:50.533969040 +1000
+@@ -26,13 +26,8 @@
+ 
+ /* The following constants should be used for the fifth parameter of
+    `*setxattr'.  */
+-enum
+-{
+-  XATTR_CREATE = 1,	/* set value, fail if attr already exists.  */
+-#define XATTR_CREATE	XATTR_CREATE
+-  XATTR_REPLACE = 2	/* set value, fail if attr does not exist.  */
+-#define XATTR_REPLACE	XATTR_REPLACE
+-};
++#define XATTR_CREATE	1
++#define XATTR_REPLACE	2
+ 
+ /* Set the attribute NAME of the file pointed to by PATH to VALUE (which
+    is SIZE bytes long).  Return 0 on success, -1 for errors.  */

srcpkgs/glibc/template

@@ -1,11 +1,8 @@
 # Template file for 'glibc'
 pkgname=glibc
 version=2.19
-revision=3
+revision=4
 bootstrap=yes
-# Force creation of -dbg pkg, required by valgrind.
-force_debug_pkgs=yes
-patch_args="-Np1"
 short_desc="The GNU C library"
 maintainer="Juan RP <xtraeme@gmail.com>"
 homepage="http://www.gnu.org/software/libc"
@@ -27,6 +24,8 @@ conf_files="
 	/etc/rpc
 	/etc/gai.conf
 	/etc/ld.so.conf"
+# Force creation of -dbg pkg, required by valgrind.
+force_debug_pkgs=yes
 
 if [ "$CHROOT_READY" ]; then
 	hostmakedepends="bison perl"