FMT
enum FMT { STTY_NOTSET, STTY_GFLAG, STTY_BSD, STTY_POSIX };
#define FMT (xshow & SHOW_HEX) ? " %*jx" : " %*ju"
#define FMT "%-30s = 0x%016lx\n"
#define FMT "%-20s %-12s %-7s %-20s\n"
#define FMT "compile kernel with \"options SYSCALL_%s\" to get syscall %s"