osx man page for freemsg

freemsg(9F)						   Kernel Functions for Drivers 					       freemsg(9F)

NAME
       freemsg - free all message blocks in a message

SYNOPSIS
       #include <sys/stream.h>

       void freemsg(mblk_t *mp);

INTERFACE LEVEL
       Architecture independent level 1 (DDI/DKI).

PARAMETERS
       mp	Pointer  to the message blocks to be deallocated. mblk_t is an instance of the msgb(9S) structure.  If mp is NULL, freemsg() imme-
		diately returns.

DESCRIPTION
       freemsg() calls freeb(9F) to free all message and data blocks associated with the message pointed to by mp.

CONTEXT
       freemsg() can be called from user or interrupt context.

EXAMPLES
       Example 1: Using freemsg()

       See copymsg(9F).

SEE ALSO
       copymsg(9F), freeb(9F), msgb(9S)

       Writing Device Drivers

       STREAMS Programming Guide

NOTES
       The behavior of freemsg() when passed a NULL pointer is Solaris-specific.

SunOS 5.10							    26 Oct 2001 						       freemsg(9F)