Move ping6 from inetutils to instead use system

The ping6 binary needs setuid, so use the working system version
instead of installing a broken version for non-root users.

Closes https://github.com/termux/termux-app/issues/74

packages/inetutils/build.sh

@@ -1,11 +1,11 @@
 TERMUX_PKG_HOMEPAGE=http://www.gnu.org/software/inetutils/
 TERMUX_PKG_DESCRIPTION="Collection of common network programs"
 TERMUX_PKG_VERSION=1.9.4
-TERMUX_PKG_BUILD_REVISION=1
+TERMUX_PKG_BUILD_REVISION=2
 TERMUX_PKG_SRCURL=http://ftp.gnu.org/gnu/inetutils/inetutils-${TERMUX_PKG_VERSION}.tar.xz
 TERMUX_PKG_DEPENDS="readline, libutil"
 # These are old cruft / not suited for android:
-TERMUX_PKG_EXTRA_CONFIGURE_ARGS="--disable-ifconfig --disable-rcp --disable-rlogin --disable-rsh --disable-rexecd --disable-uucpd --disable-rexec --disable-ping --disable-hostname"
+TERMUX_PKG_EXTRA_CONFIGURE_ARGS="--disable-ifconfig --disable-rcp --disable-rlogin --disable-rsh --disable-rexecd --disable-uucpd --disable-rexec --disable-ping --disable-ping6 --disable-hostname"
 
 CPPFLAGS+=" -DLOGIN_PROCESS=6 -DDEAD_PROCESS=8 -DLOG_NFACILITIES=24"
 LDFLAGS+=" -llog" # for syslog

packages/termux-tools/build.sh

@@ -1,13 +1,13 @@
 TERMUX_PKG_HOMEPAGE=http://termux.com/
 TERMUX_PKG_DESCRIPTION="Some tools for Termux"
-TERMUX_PKG_VERSION=0.22
+TERMUX_PKG_VERSION=0.23
 
 termux_step_make_install () {
 	$CXX $CFLAGS $LDFLAGS -std=c++14 -Wall -Wextra -pedantic -Werror $TERMUX_PKG_BUILDER_DIR/*.cpp -o $TERMUX_PREFIX/bin/termux-elf-cleaner
 
 	# Remove LD_LIBRARY_PATH from environment to avoid conflicting
 	# with system libraries that am may link against.
-	for tool in am dalvikvm df getprop logcat ping pm; do
+	for tool in am dalvikvm df getprop logcat ping ping6 pm; do
 		WRAPPER_FILE=$TERMUX_PREFIX/bin/$tool
 		echo '#!/bin/sh' > $WRAPPER_FILE
 		if [ $tool = am -o $tool = pm ]; then