games-engines/xzip: fix build w/ upcoming clang16

Closes: https://bugs.gentoo.org/874906
Signed-off-by: Ionen Wolkens <ionen@gentoo.org>

games-engines/xzip/files/xzip-1.8.2-clang16.patch

@@ -0,0 +1,9 @@
+Ideally belongs in xio.h, but using requires including more headers.
+https://bugs.gentoo.org/874906
+--- a/osdepend.c
++++ b/osdepend.c
+@@ -13,2 +13,4 @@
+ 
++void xio_bell();
++
+ /* File names will be O/S dependent */

games-engines/xzip/xzip-1.8.2-r4.ebuild

@@ -19,6 +19,10 @@ RDEPEND=${DEPEND}
 
 S="${WORKDIR}/xzip"
 
+PATCHES=(
+	"${FILESDIR}"/${P}-clang16.patch
+)
+
 src_compile() {
 	tc-export CC
 	emake \