vss: Add documentation of MAP_POPULATE.

[paraslash.git] / vss.c

diff --git a/vss.c b/vss.c
index f6ec83934d971d3f6de50c363e9c15bb7c94866c..73c7231128b94152268b1bc8ea02d1f524b25b6a 100644 (file)
--- a/vss.c
+++ b/vss.c
@@ -941,6 +941,7 @@ static int recv_afs_msg(int afs_socket, int *fd, uint32_t *code, uint32_t *data)
 }
 
 #ifndef MAP_POPULATE
+/** As of 2018, neither FreeBSD-11.2 nor NetBSD-8.0 have MAP_POPULATE. */
 #define MAP_POPULATE 0
 #endif