m_copym0          100 kern/uipc_mbuf.c struct mbuf *m_copym0(struct mbuf *, int, int, int, int);
m_copym0          321 kern/uipc_mbuf.c 	return m_copym0(m, off, len, wait, 0);	/* shallow copy on M_EXT */
m_copym0          331 kern/uipc_mbuf.c 	return m_copym0(m, off, len, wait, 1);	/* deep copy */