71. libpng

wget https://www.gnuwakes.org/depot/1.1/main/sources/libpng-1.6.32.tar.xz

tar -xf libpng-1.6.32.tar.xz

SOURCES_DIR=$PWD/libpng-1.6.32
INSTALL_DIR=$PWD/libpng-1.6.32-install
BUILD_DIR=$PWD/libpng-1.6.32-build

mkdir $INSTALL_DIR $BUILD_DIR
cd $BUILD_DIR

$SOURCES_DIR/configure --prefix=/usr && \
  make && make DESTDIR=$INSTALL_DIR install