Simple script to compile NetSurf in Termux

#!/bin/bash

echo "Going to install some essential packages"

pkg up
pkg i git curl wget pkg-config libexpat x11-repo \
    openssl libcurl perl python gtk3 libjpeg-turbo \
    libpng librsvg flex bison gperf ccache screen sed debianutils
pkg up
pkg i xorgproto xterm

echo -n "Checkng for It's Pointless repo..."
 if [ -f /data/data/com.termux/files/usr/etc/apt/sources.list.d/pointless.list ]; then
  echo "Found! Installing essential build packages"
  pkg i build-essential clang make
   else
  echo "Not found! Adding now..."
  wget -O - https://its-pointless.github.io/setup-pointless-repo.sh | bash
  pkg i build-essential clang make
  echo "Running setupclang..."
  setupclang
 fi

echo "Repos and packages ready, now fetchung NetSurf"; echo
mkdir ~/ns-tmp; cd ~/ns-tmp
unset HOST
wget https://git.netsurf-browser.org/netsurf.git/plain/docs/env.sh
sed -i 's/export PREFIX/export NOFIX/' env.sh
source env.sh
ns-clone; echo; echo -n "Patching libcss..."
sed -i 's/\<float\>/double/g'  ~/dev-netsurf/workspace/libcss/include/libcss/fpmath.h
echo "Done. Compiling libs..."
if ns-pull-install; then
 echo "Done!"
  else
 echo "Sonething went wrong!"
 exit 1
fi
rm -f env.sh

echo -n "Patching NetSurf env.."
sed -i 's/export PREFIX/export NOFIX/'  ~/dev-netsurf/workspace/env.sh
cat ~/dev-netsurf/workspace/env.sh |grep PREFIX
echo "done!"; echo
unset HOST
source ~/dev-netsurf/workspace/env.sh
echo -n "Patching Makefiles..."
sed -i 's/NETSURF_USE_LIBICONV_PLUG := YES/NETSURF_USE_LIBICONV_PLUG := NO/'  ~/dev-netsurf/workspace/netsurf/Makefile.defaults
echo "done!"; echo

 if pkg show ndk-multilib > /dev/null; then
  NDKUSED=true
  echo "Temporarily removing ndk-multilib so compiler can link ns..."; echo; echo
  pkg remove ndk-multilib
   else
  unset NDKUSED
 fi

echo "Going for gold... This may take a while"
cd ~/dev-netsurf/workspace/netsurf
if NETSURF_GTK_MAJOR=3 make; then
 echo "SUCCESS!!"; echo "Installing..."
 make install
   if [ -z $NDKUSED ]; then
    echo "Reinstalling NDK libs"
    pkg i ndk-multilib
   fi
  else
 echo "Ahhh poop! Something went wrong!"
 unset HOST
 unset NDKUSE
 unset NOFIX
 unset MAKE
 unset NDKUSED
 unset NETSURF_GTK_MAJOR
 exit 1
fi

unset HOST
unset NDKUSE
unset NOFIX
unset MAKE
unset NDKUSED
unset NETSURF_GTK_MAJOR
echo; echo
echo "All done! Launch your method of X and run netsurf-gtk3"