dupmsg man page on IRIX

dupmsg man page on IRIX

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dupmsg(D3)							    dupmsg(D3)

NAME
     dupmsg - duplicate a message

SYNOPSIS
     #include <sys/stream.h>
     #include <sys/ddi.h>
     mblk_t *dupmsg(mblk_t *mp);

   Arguments
     mp	       Pointer to the message.

DESCRIPTION
     dupmsg forms a new message by duplicating the message blocks in the
     message pointed to by mp and linking them via their b_cont pointers.

   Return Values
     On success, dupmsg returns a pointer to the new message.  On failure, it
     returns a NULL pointer.

USAGE
   Level
     Base or Interrupt.

   Synchronization Constraints
     Does not sleep.

     Driver-defined basic locks, read/write locks, and sleep locks may be held
     across calls to this function.

   Examples
     See the copyb(D3) manual page for an example of dupmsg.

REFERENCES
     copyb(D3), copymsg(D3), dupb(D3), datab(D4), msgb(D4)

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