Installing of GNU Ghostscript shared library:
tar zxvpf gnu_ghostscript-8.15.tar.gz
cd gnu_ghostscript-8.15
./configure --prefix=/usr/local
make so
make soinstall
Installing of GSAPI Perl-Module:
/usr/bin/perl Makefile.PL CCFLAGS=-I../gnu_ghostscript-8.15/src
make
make test
make UNINST=1 install