get_bits | hostname | my_process_id | username |
int get_bits(void);If (64-bit long and pointer) return 64, else return 32.
char *hostname(void);Return the hostname of the computer on which the current job is running.
int my_process_id(void);Return the process ID of the current process.
char *username(void);Return the name of the user who started the current job.
#define PRIMITIVE_ENVIRONMENTin nonport.h, which disables everything.