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4349 Serge 1
#ifndef _SYS_WAIT_H
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#define _SYS_WAIT_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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#include 
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#define WNOHANG 1
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#define WUNTRACED 2
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/* A status looks like:
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      <2 bytes info> <2 bytes code>
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       == 0, child has exited, info is the exit value
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       == 1..7e, child has exited, info is the signal number.
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       == 7f, child has stopped, info was the signal number.
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       == 80, there was a core dump.
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*/
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#define WIFEXITED(w)	(((w) & 0xff) == 0)
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#define WIFSIGNALED(w)	(((w) & 0x7f) > 0 && (((w) & 0x7f) < 0x7f))
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#define WIFSTOPPED(w)	(((w) & 0xff) == 0x7f)
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#define WEXITSTATUS(w)	(((w) >> 8) & 0xff)
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#define WTERMSIG(w)	((w) & 0x7f)
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#define WSTOPSIG	WEXITSTATUS
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pid_t wait (int *);
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pid_t waitpid (pid_t, int *, int);
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4921 Serge 32
#ifdef _COMPILING_NEWLIB
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pid_t _wait (int *);
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#endif
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4349 Serge 36
/* Provide prototypes for most of the _ names that are
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   provided in newlib for some compilers.  */
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pid_t _wait (int *);
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#ifdef __cplusplus
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};
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#endif
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#endif