diff options
Diffstat (limited to 'usr.bin/m4/m4.1')
-rw-r--r-- | usr.bin/m4/m4.1 | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/usr.bin/m4/m4.1 b/usr.bin/m4/m4.1 index 14938325fb9..957fd988dd6 100644 --- a/usr.bin/m4/m4.1 +++ b/usr.bin/m4/m4.1 @@ -1,4 +1,4 @@ -.\" @(#) $OpenBSD: m4.1,v 1.17 2000/07/06 04:06:55 aaron Exp $ +.\" @(#) $OpenBSD: m4.1,v 1.18 2000/07/24 23:08:25 espie Exp $ .\" .\" .Dd January 26, 1993 @@ -139,6 +139,10 @@ Prints the names and definitions for the named items, or for everything if no arguments are passed. .It Ic errprint Prints the first argument on the standard error output stream. +.It Ic esyscmd +Pass its first argument to a shell and returns the shell's standard output. +Note that the shell shares its standard input and standard error with +.Nm .It Ic eval Computes the first argument as an arithmetic expression using 32-bit arithmetic. |