+.sp
+\fBint rcmd_af(char **\fP\fIahost\fP\fB, int \fP\fIinport\fP\fB, const char *\fP\fIlocuser\fP\fB, \fP
+\fB const char *\fP\fIremuser\fP\fB, const char *\fP\fIcmd\fP\fB, int *\fP\fIfd2p\fP\fB,\fP
+\fB sa_family_t \fP\fIaf\fP\fB);\fP
+.sp
+\fBint rresvport_af(int *\fP\fIport\fP\fB, sa_family_t \fP\fIaf\fP\fB);\fP
+.sp
+\fBint iruserok_af(uint32_t \fP\fIraddr\fP\fB, int \fP\fIsuperuser\fP\fB, \fP
+\fB const char *\fP\fIruser\fP\fB, const char *\fP\fIluser\fP\fB, sa_family_t \fP\fIaf\fP\fB);\fP
+.sp
+\fBint ruserok_af(const char *\fP\fIrhost\fP\fB, int \fP\fIsuperuser\fP\fB, \fP
+\fB const char *\fP\fIruser\fP\fB, const char *\fP\fIluser\fP\fB, sa_family_t \fP\fIaf\fP\fB);\fP