git: 9front

ref: 6361c0a2f202ae56f70cb4a7e8b6f45d54abe1e8
dir: /sys/src/ape/lib/ap/plan9/fork.c/

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#include "lib.h"
#include <errno.h>
#include <unistd.h>
#include "sys9.h"

pid_t
fork(void)
{
	int n;

	n = _RFORK(RFENVG|RFFDG|RFPROC);
	if(n < 0)
		_syserrno();
	if(n == 0) {
		_detachbuf();
		_sessleader = 0;
	}
	return n;
}