From 56c995d658bf6dd17e077c1e6e5717f94d8dbf8c Mon Sep 17 00:00:00 2001
From: Warner Losh <imp@FreeBSD.org>
Date: Tue, 24 Mar 2020 19:33:21 +0000
Subject: [PATCH] exec{l,v}{e,p} arrived in 7th Edition research Unix to
 support the Bourne Shell which introduced environment variables. Document
 that here. Verified by consulting the TUHS archive.

---
 lib/libc/gen/exec.3   | 8 ++++++++
 lib/libc/sys/execve.2 | 2 +-
 2 files changed, 9 insertions(+), 1 deletion(-)

diff --git a/lib/libc/gen/exec.3 b/lib/libc/gen/exec.3
index 0a6e78c95ca7..37954fe1bf75 100644
--- a/lib/libc/gen/exec.3
+++ b/lib/libc/gen/exec.3
@@ -322,6 +322,14 @@ and
 functions appeared in
 .At v2 .
 The
+.Fn execlp ,
+.Fn execle ,
+.Fn execve ,
+and
+.Fn execvp
+functions appeared in
+.At v7 .
+The
 .Fn execvP
 function first appeared in
 .Fx 5.2 .
diff --git a/lib/libc/sys/execve.2 b/lib/libc/sys/execve.2
index 598c264dbc0d..ecebd9755f8d 100644
--- a/lib/libc/sys/execve.2
+++ b/lib/libc/sys/execve.2
@@ -346,7 +346,7 @@ system call conforms to The Open Group Extended API Set 2 specification.
 The
 .Fn execve
 system call appeared in
-.Bx 4.2 .
+.At V7 .
 The
 .Fn fexecve
 system call appeared in