__OPEN64__        606 src/dps8/dps8_utils.h #if !defined(__OPEN64__)
__OPEN64__        617 src/dps8/dps8_utils.h #if !defined(__OPEN64__)
__OPEN64__        420 src/libsir/include/sir/helpers.h     !(defined(__OPEN64__) || defined(__OPENCC__) || defined(__PCC__))
__OPEN64__        428 src/libsir/include/sir/helpers.h     !(defined(__OPEN64__) || defined(__OPENCC__) || defined(__PCC__))
__OPEN64__       5369 src/simh/scp.c #elif defined(__OPEN64__)
__OPEN64__       5370 src/simh/scp.c     (void)fprintf (st, "\n  Compiler: Open64 %s", __OPEN64__);