B XMARK, GRAPHICS, The XMARK benchmark script written as a C program ! D A favorite benchmark for X11 is the xmark.  Unfortunately, the xmarkC benchmark was a Unix script, which makes it hard to use on OpenVMS. E This program implements the script for V1.15 of xmark as a C program.   A You must have a valid x11perf data file, which can be created by:   " $ define/user sys$output xperf.dat$ $ x11perf -rop "GXxor" "GXcopy" -all  