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-rw-r--r--lib/libc/sys/open.28
1 files changed, 6 insertions, 2 deletions
diff --git a/lib/libc/sys/open.2 b/lib/libc/sys/open.2
index 7343528..15a4ef6 100644
--- a/lib/libc/sys/open.2
+++ b/lib/libc/sys/open.2
@@ -40,7 +40,7 @@
.Sh SYNOPSIS
.Fd #include <fcntl.h>
.Ft int
-.Fn open "const char *path" "int flags" "mode_t mode"
+.Fn open "const char *path" "int flags" "..."
.Sh DESCRIPTION
The file name specified by
.Fa path
@@ -54,7 +54,11 @@ The
argument may indicate the file is to be
created if it does not exist (by specifying the
.Dv O_CREAT
-flag), in which case the file is created with mode
+flag). In this case
+.Nm
+requires a third argument
+.Fa "mode_t mode" ,
+and the file is created with mode
.Fa mode
as described in
.Xr chmod 2
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