Several Bioconductor packages were expecting Windows Rzlib.dll to provide gzopen / gzread / gzseek / gzgets / gzrewind / gzclose. Are these gone for good, viz., r55624 ? Martin -- Computational Biology Fred Hutchinson Cancer Research Center 1100 Fairview Ave. N. PO Box 19024 Seattle, WA 98109 Location: M1-B861 Telephone: 206 667-2793