Scott and Steve, One minor point regarding 5.5b nmaplib/pgen/nmap_pggfmt.c: In the definition of the grphgd pdf path: #define GRPHGD_PDF "$GEMPAK/pdf/grphgd.pdf" Would this be more appropriately: #define GRPHGD_PDF "$GEMPDF/grphgd.pdf" Steve Chiswell Unidata User Support