K All sources and object libraries of png and zlib libraries are available in O [.SRC] directory into PNG081.ZIP file. You can extract them with UNZIP utility.   ' Files needed for compiling and linking:    PNG.H 2 LIBPNG.OLB            (GCC 2.5.8 on VAX/VMS 5.5-2)0 LIBPNG.OLB_DECC       (DEC C 5.0 on VAX/VMS 6.1)2 LIBPNG.OLB_AXP        (DEC C 5.0 on Alpha/VMS 6.1)  J ==> you may need GCCLIB.OLB for linking when using the GCC version of PNG  on VAX.    ZCONF.H  ZLIB.H2 LIBGZ.OLB             (VAX C 3.2 on VAX/VMS 5.5-2)0 LIBGZ.OLB_DECC        (DEC C 5.0 on VAX/VMS 6.1)2 LIBGZ.OLB_AXP         (DEC C 5.0 on Alpha/VMS 6.1)  ) Patrick MOREAU - CENA/AThis-Mons - FRANCE    pmoreau@cena.dgac.fr moreau_p@decus.decus.fr         