...such as IP options. Ancillary data is sent by calling sendmsg (2) and received by calling recvmsg (2). See their manual pages for more information. Ancillary data is a sequence …...such as IP options. Ancillary data is sent by calling sendmsg (2) and received by calling recvmsg (2). See their manual pages for more information. Ancillary data is a sequence …...such as IP options. Ancillary data is sent by calling sendmsg (2) and received by calling recvmsg (2). See their manual pages for more information. Ancillary data is a sequence …...such as IP options. Ancillary data is sent by calling sendmsg (2) and received by calling recvmsg (2). See their manual pages for more information. Ancillary data is a sequence …...such as IP options. Ancillary data is sent by calling sendmsg (2) and received by calling recvmsg (2). See their manual pages for more information. Ancillary data is a sequence …...such as IP options. Ancillary data is sent by calling sendmsg (2) and received by calling recvmsg (2). See their manual pages for more information. Ancillary data is a sequence …...such as IP options. Ancillary data is sent by calling sendmsg (2) and received by calling recvmsg (2). See their manual pages for more information. Ancillary data is a sequence …...ail for any of the errors specified for socket (2), bind (2), ioctl (2), getsockname (2), recvmsg (2), sendto (2), or malloc (3). ATTRIBUTES For an explanation of the terms used…...ail for any of the errors specified for socket (2), bind (2), ioctl (2), getsockname (2), recvmsg (2), sendto (2), or malloc (3). ATTRIBUTES For an explanation of the terms used…...and set errno for any of the errors specified for socket (2), bind (2), getsockname (2), recvmsg (2), sendto (2), malloc (3), or realloc (3). ATTRIBUTES For an explanation of th…...and set errno for any of the errors specified for socket (2), bind (2), getsockname (2), recvmsg (2), sendto (2), malloc (3), or realloc (3). ATTRIBUTES For an explanation of th…