usr/src/games/sail/machdep.h

/*
 * sccsid = "@(#)machdep.h      2.4 %G%";
 */
#define LOGFILE "/usr/games/lib/saillog"
#define DRIVER1 "driver"
#define DRIVER2 "/usr/games/lib/saildriver"
#define DRIVER3 "/usr/public/.driver"
#define DRIVERNAME "driver"
#define SETUID                  /* player and driver run setuid */

#define BUFSIZE 4096

/* for 4.2bsd machines */
#define blockalarm()    ((void) sigblock(1 << SIGALRM-1))
#define unblockalarm()  ((void) sigsetmask(sigblock(0) & ~(1 << SIGALRM-1)))

/* for 2.9bsd machines (onyx)
typedef int void;
#define blockalarm()    ((void) sighold(SIGALRM))
#define unblockalarm()  ((void) sigrelse(SIGALRM))
*/