Defined in 1 files as a macro:

• bsd/sys/mbuf.h, line 301 (as a macro)

Referenced in 4 files:

• bsd/kern/uipc_mbuf.c, line 1329
• bsd/net/dlil.c, line 2908
• bsd/net/ether_if_module.c, line 405
• bsd/sys/mbuf.h, line 315