Doug Troupe wrote: > configure:983: cc_r -o conftest conftest.c 1>&5 > cc_r: 1501-224 fatal error in /usr/vac/exe/xlcentry: > signal 11 received did you try googling for the error message? the following thread implies that it's a licensing issue and/or a missing patch: http://www.mainframeforum.com/t348952.html </F>