    is_connected      118 source/dumsockc.c int is_connected(void);
    is_connected     1624 source/dumsockc.c    if (!is_connected())
    is_connected      234 source/sockc.c int is_connected(void);
    is_connected      725 source/sockc.c    if (!is_connected())
    is_connected      823 source/sockc.c    if (!is_connected())
    is_connected      946 source/sockc.c    if (!is_connected())
    is_connected     1000 source/sockc.c    if (!is_connected())
    is_connected     1032 source/sockc.c    if (!is_connected())
    is_connected     1773 source/sockc.c    if (!is_connected())
    is_connected     1847 source/sockc.c    if (!is_connected())
    is_connected     2116 source/sockc.c    if (!is_connected())
    is_connected     2832 source/sockc.c    if (!is_connected())
    is_connected     2867 source/sockc.c    if (!is_connected())
    is_connected     3155 source/sockc.c    if (!is_connected())
    is_connected     3266 source/sockc.c       if (is_connected())
    is_connected     3274 source/sockc.c       if (is_connected())
    is_connected     3280 source/sockc.c    if (is_connected())
    is_connected     3291 source/sockc.c    if (is_connected())
    is_connected     3345 source/sockc.c    if (is_connected())