| #ifndef _SYS_WAIT_H | 
 | #include <posix/sys/wait.h> | 
 |  | 
 | #ifndef _ISOMAC | 
 | /* Now define the internal interfaces.  */ | 
 | extern __pid_t __waitpid (__pid_t __pid, int *__stat_loc, | 
 | 			  int __options); | 
 | libc_hidden_proto (__waitpid) | 
 | extern int __waitid (idtype_t idtype, id_t id, siginfo_t *infop, int options); | 
 |  | 
 | extern __pid_t __libc_wait (int *__stat_loc); | 
 | extern __pid_t __wait (__WAIT_STATUS __stat_loc); | 
 | extern __pid_t __wait3 (__WAIT_STATUS __stat_loc, | 
 | 			int __options, struct rusage * __usage); | 
 | extern __pid_t __wait4 (__pid_t __pid, __WAIT_STATUS __stat_loc, | 
 | 			int __options, struct rusage *__usage) | 
 | 			attribute_hidden; | 
 | #endif | 
 | #endif |