Description of problem: $prog-{GROFF} in /usr/bin/linuxdoc script is empty, if groff is not installed at linuxdoc-tools build time. This breaks sgml2txt functionality, even if groff is installed at runtime. Version-Release number of selected component (if applicable): linuxdoc-tools-0.9.20-13 How reproducible: Always Steps to Reproduce: 1.rpm -e groff 2.rpmbuild -ba linuxdoc-tools-0.9.20-13.src.rpm 3.rpm -U linuxdoc-tools-0.9.20-13.i386.rpm groff-1.18.1.1-1.i386.rpm 4.sgml2txt -c latin1 some_valid_document.sgml Expected results: Additional info: