termux_step_setup_variables() {
: "${ANDROID_HOME:="${HOME}/lib/android-sdk"}"
: "${NDK:="${HOME}/lib/android-ndk"}"
- : "${TERMUX_MAKE_PROCESSES:="4"}"
+ : "${TERMUX_MAKE_PROCESSES:="$(nproc)"}"
: "${TERMUX_TOPDIR:="$HOME/.termux-build"}"
: "${TERMUX_ARCH:="aarch64"}" # arm, aarch64, i686 or x86_64.
: "${TERMUX_PREFIX:="/data/data/com.termux/files/usr"}"