Commands:
$ wget http://www.imagemagick.org/download/legacy/ImageMagick-6.6.9-10.tar.gz
$ tar -xzf ImageMagick-6.6.9-10.tar.gz
$ cd ImageMagick-6.6.9-10
$ ./configure CFLAGS=-O5 CXXFLAGS=-O5 --prefix=/opt --enable-static --with-png --disable-shared
Make sure you have the below in the output
PNG --with-png=yes yes
Continuing
$ make -j5 && sudo make install
export MAGICK_HOME="/opt"
export PATH="$MAGICK_HOME/bin:$PATH"
export LD_LIBRARY_PATH="$MAGICK_HOME/lib/"
export DYLD_LIBRARY_PATH="$MAGICK_HOME/lib/"
Make sure you get the right bin when running it
$ which convert
/opt/bin/convert