contrib/optipng/Pkgfile

# Description: A PNG optimizer that recompresses image files to a smaller size, without losing any information.
# URL: https://optipng.sourceforge.net/
# Maintainer: Tim Biermann, tbier at posteo dot de
# Depends on: libpng

name=optipng
version=0.7.8
release=1
source=(http://downloads.sourceforge.net/project/optipng/OptiPNG/$name-$version/$name-$version.tar.gz)

build() {
  cd $name-$version/

  ./configure \
    -prefix=/usr \
    -with-system-libpng \
    -with-system-zlib

  make
  make prefix=$PKG/usr mandir=$PKG/usr/share/man install
}