Add missing userspace bits to <sys/procdesc.h>.

- Include <sys/_types.h> and define pid_t.
- Add __BEGIN_DECLS/__END_DECLS.

In my opinion we should have considered putting the userspace bits in a
different header (e.g., <procdesc.h>), but I think we've already passed
that point.

1 files changed, 12 insertions, 1 deletions

diff --git a/sys/sys/procdesc.h b/sys/sys/procdesc.h
index 4586bdd..d7b3f2a 100644
--- a/sys/sys/procdesc.h
+++ b/sys/sys/procdesc.h
@@ -33,6 +33,7 @@
 #define	_SYS_PROCDESC_H_
 
 #ifdef _KERNEL
+
 #include <sys/selinfo.h>	/* struct selinfo */
 #include <sys/_lock.h>
 #include <sys/_mutex.h>
@@ -101,13 +102,23 @@ void	 procdesc_reap(struct proc *);
 
 #else /* !_KERNEL */
 
+#include <sys/_types.h>
+
+#ifndef _PID_T_DECLARED
+typedef	__pid_t		pid_t;
+#define	_PID_T_DECLARED
+#endif
+
+struct rusage;
+
 /*
  * Process descriptor system calls.
  */
-struct rusage;
+__BEGIN_DECLS
 pid_t	 pdfork(int *, int);
 int	 pdkill(int, int);
 int	 pdgetpid(int, pid_t *);
+__END_DECLS
 
 #endif /* _KERNEL */