screen: Update from 4.4.0 to 4.5.1

Also patch some more.

disabled-packages/screen/build.sh

@@ -1,14 +1,24 @@
 TERMUX_PKG_HOMEPAGE=https://www.gnu.org/software/screen/
 TERMUX_PKG_DESCRIPTION="Terminal multiplexer with VT100/ANSI terminal emulation"
-TERMUX_PKG_VERSION=4.4.0
+TERMUX_PKG_VERSION=4.5.1
+TERMUX_PKG_SHA256=97db2114dd963b016cd4ded34831955dcbe3251e5eee45ac2606e67e9f097b2d
 TERMUX_PKG_SRCURL=https://mirrors.kernel.org/gnu/screen/screen-${TERMUX_PKG_VERSION}.tar.gz
-# TERMUX_PKG_DEPENDS="pcre, openssl, libuuid"
+TERMUX_PKG_DEPENDS="ncurses, libcrypt"
-TERMUX_PKG_EXTRA_CONFIGURE_ARGS="--enable-colors256 --with-ssl=openssl --disable-socket-dir"
+TERMUX_PKG_EXTRA_CONFIGURE_ARGS="
+--disable-socket-dir
+--enable-colors256
+--with-ssl=openssl
+"
 
 termux_step_pre_configure () {
 	# Run autoreconf since we have patched configure.ac
 	cd $TERMUX_PKG_SRCDIR
 	autoconf
 	CFLAGS+=" -DGETUTENT"
-	LDFLAGS+=" -llog"
+	LDFLAGS+=" -llog -lcrypt"
+}
+
+termux_step_post_configure() {
+	echo '#define HAVE_SVR4_PTYS 1' >> $TERMUX_PKG_BUILDDIR/config.h
+	echo 'mousetrack on' > "$TERMUX_PREFIX/etc/screenrc"
 }

disabled-packages/screen/config.h.in.patch

@@ -0,0 +1,14 @@
+diff -u -r ../screen-4.5.1/config.h.in ./config.h.in
+--- ../screen-4.5.1/config.h.in	2017-02-25 16:36:04.156952072 +0100
++++ ./config.h.in	2017-04-24 23:19:53.515909451 +0200
+@@ -192,7 +192,9 @@
+  * If screen is installed with permissions to update /etc/utmp (such
+  * as if it is installed set-uid root), define UTMPOK.
+  */
+-#define UTMPOK
++#ifndef __ANDROID__
++# define UTMPOK
++#endif
+ 
+ /* Set LOGINDEFAULT to one (1)
+  * if you want entries added to /etc/utmp by default, else set it to

disabled-packages/screen/fileio.c.patch

@@ -0,0 +1,14 @@
+diff -u -r ../screen-4.5.1/fileio.c ./fileio.c
+--- ../screen-4.5.1/fileio.c	2017-02-25 16:35:35.132808149 +0100
++++ ./fileio.c	2017-04-24 23:26:50.355204362 +0200
+@@ -721,8 +721,8 @@
+ #ifdef SIGPIPE
+       signal(SIGPIPE, SIG_DFL);
+ #endif
+-      execl("/bin/sh", "sh", "-c", cmd, (char *)0);
+-      Panic(errno, "/bin/sh");
++      execl("@TERMUX_PREFIX@/bin/sh", "sh", "-c", cmd, (char *)0);
++      Panic(errno, "@TERMUX_PREFIX@/bin/sh");
+     default:
+       break;
+   }

disabled-packages/screen/window.c.patch

@@ -5,7 +5,7 @@
  int VerboseCreate = 0;		/* XXX move this to user.h */
  
 -char DefaultShell[] = "/bin/sh";
-+char DefaultShell[] = "/data/data/com.termux/files/home/.termux/shell";
++char DefaultShell[] = "@TERMUX_PREFIX@/bin/login";
  #ifndef HAVE_EXECVPE
  static char DefaultPath[] = ":/usr/ucb:/bin:/usr/bin";
  #endif