screen: fix GBK chars' rendering (termux#23096)

packages/screen/build.sh

@@ -3,13 +3,16 @@ TERMUX_PKG_DESCRIPTION="Terminal multiplexer with VT100/ANSI terminal emulation"
 TERMUX_PKG_LICENSE="GPL-3.0"
 TERMUX_PKG_MAINTAINER="@termux"
 TERMUX_PKG_VERSION="5.0.0"
+TERMUX_PKG_REVISION=1
 TERMUX_PKG_SRCURL=https://mirrors.kernel.org/gnu/screen/screen-${TERMUX_PKG_VERSION}.tar.gz
 TERMUX_PKG_SHA256=f04a39d00a0e5c7c86a55338808903082ad5df4d73df1a2fd3425976aed94971
-TERMUX_PKG_DEPENDS="ncurses, termux-auth"
+# libandroid-support is necessary as screen uses `wcwidth`, see #22688
+TERMUX_PKG_DEPENDS="libandroid-support, ncurses, termux-auth"
 TERMUX_PKG_BUILD_DEPENDS="libcrypt"
 TERMUX_PKG_BUILD_IN_SRC=true
 TERMUX_PKG_AUTO_UPDATE=true
 TERMUX_PKG_EXTRA_CONFIGURE_ARGS="
+--with-system_screenrc=$TERMUX_PREFIX/etc/screenrc
 --disable-socket-dir
 --disable-pam
 --enable-colors256

packages/screen/issue-22688.patch

@@ -0,0 +1,12 @@
+This reverts https://git.savannah.gnu.org/cgit/screen.git/commit/?id=7fc842ddc6e5905da2c5961547e3ff7385bbcc44
+
+--- a/display.c
++++ b/display.c
+@@ -437,6 +437,7 @@
+ {
+
+ 	if (D_encoding == UTF8) {
++		c = (c & 255) | (unsigned char)D_rend.font << 8;
+ 		if (D_mbcs) {
+ 			c = D_mbcs;
+ 			if (D_x == D_width)