Advanced Programming in the UNIX® Environment

ptg10805159

882 Function Prototypes Appendix A

int seteuid(uid_tuid);

<unistd.h> p. 258

Returns: 0 if OK,−1 on error

int setgid(gid_tgid);

<unistd.h> p. 256

Returns: 0 if OK,−1 on error

void setgrent(void);

<grp.h> p. 183

int setgroups(intngroups,const gid_tgrouplist[]);

<grp.h> /* Linux */ p. 184

<unistd.h> /* FreeBSD, Mac OS X, and Solaris */

Returns: 0 if OK,−1 on error

void sethostent(intstayopen);

<netdb.h> p. 597

int setjmp(jmp_buf env);

<setjmp.h> p. 215

Returns: 0 if called directly,nonzero if returning from

acall tolongjmp

int setlogmask(intmaskpri);

<syslog.h> p. 470

Returns: previous log priority mask value

void setnetent(intstayopen);

<netdb.h> p. 598

int setpgid(pid_tpid,pid_tpgid);

<unistd.h> p. 294

Returns: 0 if OK,−1 on error

int setpriority(intwhich,id_twho,intvalue);

<sys/resource.h> p. 277

which:PRIO_PROCESS, PRIO_PGRP, PRIO_USER

Returns: 0 if OK,−1 on error

void setprotoent(intstayopen);

<netdb.h> p. 598

void setpwent(void);

<pwd.h> p. 180