>which indicates that those values aren't available UNLESS your program >has defines matching the first line shown. I haven't bothered to check >for the value of _POSIX_C_SOURCE in the absence of commandline options >that change the GCC default behavior, but just defining _GNU_SOURCE >is enough to make it compile: Thanks Fred, That worked. Jerry > _______________________________________________ CentOS mailing list CentOS@xxxxxxxxxx https://lists.centos.org/mailman/listinfo/centos