diff options
Diffstat (limited to 'posix/unistd.h')
| -rw-r--r-- | posix/unistd.h | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/posix/unistd.h b/posix/unistd.h index 62c25fc..02dcf75 100644 --- a/posix/unistd.h +++ b/posix/unistd.h @@ -344,6 +344,11 @@ extern int setpgrp __P ((__pid_t __pid, __pid_t __pgrp)); extern __pid_t __setsid __P ((void)); extern __pid_t setsid __P ((void)); +#ifdef __USE_GNU +/* Return the session ID of the given process. */ +extern __pid_t getsid __P ((__pid_t)); +#endif + /* Get the real user ID of the calling process. */ extern __uid_t __getuid __P ((void)); extern __uid_t getuid __P ((void)); @@ -660,7 +665,7 @@ extern int syscall __P ((int __sysno, ...)); The CMD argument is one of the following. */ #define F_ULOCK 0 /* Unlock a previously locked region. */ -#define F_LOCK 1 /* Lock a region for exclusive use. */ +#define F_LOCK 1 /* Lock a region for exclusive use. */ #define F_TLOCK 2 /* Test and lock a region for exclusive use. */ #define F_TEST 3 /* Test a region for other processes locks. */ @@ -678,7 +683,7 @@ extern int lockf __P ((int __fd, int __cmd, __off_t __len)); do __result = (long int) (expression); \ while (__result == -1L && errno == EINTR); \ __result; }) - + #endif __END_DECLS |