EISCONN 418 ext/socket/init.c #ifdef EISCONN EISCONN 419 ext/socket/init.c case EISCONN: EISCONN 462 ext/socket/socket.c if (e == EISCONN) { EISCONN 535 include/ruby/win32.h #ifndef EISCONN EISCONN 253 win32/win32.c { WSAEISCONN, EISCONN },