M_SIZE
#define ELF_M_SIZE __ELFN(M_SIZE)
mtodo = min(todo, M_SIZE(m) - m->m_len);
if (m->m_len == M_SIZE(m))
m->m_len = min(len, M_SIZE(m));
mtodo = min(todo, M_SIZE(m) - m->m_len);
if (m->m_len == M_SIZE(m))
n->m_len = M_SIZE(n);
progress += M_SIZE(mb);
b = a + M_SIZE(m);
if (len < M_SIZE(m))
#define SCTP_BUF_SIZE M_SIZE
if (len + IPSEC_TRAILINGSPACE < M_SIZE(n))
m->m_len = M_SIZE(m) - align;
m->m_len = M_SIZE(m);
adjust = M_SIZE(m) - len;
#define M_TRAILINGROOM(m) ((M_START(m) + M_SIZE(m)) - ((m)->m_data + (m)->m_len))