SOCK_STREAM       238 ext/net/addr.c         hints.ai_socktype = SOCK_STREAM;
SOCK_STREAM      1727 ext/net/netlib.c   Scm_DefineConst(module, SCM_SYMBOL(SCM_OBJ(netlib_SOCK_STREAM__VAR)), SCM_OBJ(Scm_MakeInteger(SOCK_STREAM)));