Add a manpage for the MODULE_DEPEND macro.

share/man/man9/MODULE_DEPEND.9

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+.\" -*- nroff -*-
+.\"
+.\" Copyright (c) 2001 Alexander Langer
+.\"
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+.\"
+.\" This program is free software.
+.\"
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+.\" 2. Redistributions in binary form must reproduce the above copyright
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+.\" $FreeBSD$
+.\"
+.Dd March 11, 2001
+.Dt MODULE_DEPEND 9
+.Os
+.Sh NAME
+.Nm MODULE_DEPEND
+.Nd set kernel module dependencies
+.Sh SYNOPSIS
+.Fd #include <sys/module.h>
+.Fn MODULE_DEPEND "name" "moddepend" "int minversion" "int prefversion" "int maxversion"
+.Sh DESCRIPTION
+The
+.Fn MODULE_DEPEND
+macro sets a dependency on another kernel module with name
+.Fa moddepend ,
+which has been registered
+its version with
+.Fn MODULE_VERSION .
+Three versions must be specified on which the module can depend:
+The minimal and maximal versions this module can depend on as well
+as the preferred version.
+.Sh EXAMPLES
+.Bd -literal
+MODULE_DEPEND(foo, bar, 1, 3, 4);
+.Ed
+.Sh SEE ALSO
+.Xr DECLARE_MODULE 9 ,
+.Xr MODULE_VERSION 9 ,
+.Xr module 9
+.Sh AUTHORS
+.An -nosplit
+This manual page was written by
+.An Alexander Langer Aq alex@FreeBSD.org .