1 files changed, 4 insertions, 0 deletions

diff --git a/lib/libc/stdio/fopen.3 b/lib/libc/stdio/fopen.3
index e3484778fd4b..d44ad41984ea 100644
--- a/lib/libc/stdio/fopen.3
+++ b/lib/libc/stdio/fopen.3
@@ -84,10 +84,14 @@ The stream is positioned at the beginning of the file.
 Open for writing.
 The file is created if it does not exist.
 The stream is positioned at the end of the file.
+Subsequent writes to the file will always end up at the then current
+end of file, irrespective of intervening fseek()s.
 .It Dq Li a+
 Open for reading and writing.
 The file is created if it does not exist.
 The stream is positioned at the end of the file.
+Subsequent writes to the file will always end up at the then current
+end of file, irrespective of intervening fseek()s.
 .El
 .Pp
 The