Symbol: m_unshare
src/libs/compat/freebsd_network/compat/sys/mbuf.h
326
struct mbuf* m_unshare(struct mbuf*, int);
src/libs/compat/freebsd_wlan/net80211/ieee80211_output.c
1352
m = m_unshare(m, IEEE80211_M_NOWAIT);