Add a -d option to ps to display descendant info with the output.

This is similar to linux's -H (or -f) switch.

MFC after:	3 weeks

1 files changed, 4 insertions, 0 deletions

diff --git a/bin/ps/ps.h b/bin/ps/ps.h
index 03adc0a..ddaebed 100644
--- a/bin/ps/ps.h
+++ b/bin/ps/ps.h
@@ -42,6 +42,10 @@ typedef struct kinfo {
 	int ki_valid;		/* 1 => uarea stuff valid */
 	double	 ki_pcpu;	/* calculated in main() */
 	segsz_t	 ki_memsize;	/* calculated in main() */
+	union {
+		int level;	/* used in decendant_sort() */
+		char *prefix;	/* calculated in decendant_sort() */
+	} ki_d;
 } KINFO;
 
 /* Variables. */