--- MailSvr.cpp.orig	2010-02-26 04:33:44.000000000 +0100
+++ MailSvr.cpp	2010-05-01 07:51:24.000000000 +0200
@@ -302,9 +302,11 @@
 			iDisable++;
 			break;
 
+#ifdef IPV6
 		case '6':
 			iFamily = AF_INET6;
 			break;
+#endif
 		}
 	}
 
@@ -389,10 +391,11 @@
 
 		case '-':
 			return 0;
-
+#ifdef IPV6
 		case '6':
 			iFamily = AF_INET6;
 			break;
+#endif
 		}
 	}
 	if (MscCreateServerSockets(ThCfgCTRLS.iNumAddr, ThCfgCTRLS.SvrAddr, iFamily,
@@ -489,9 +492,11 @@
 			iDisable++;
 			break;
 
+#ifdef IPV6
 		case '6':
 			iFamily = AF_INET6;
 			break;
+#endif
 		}
 	}
 
@@ -624,9 +629,11 @@
 			iDisable++;
 			break;
 
+#ifdef IPV6
 		case '6':
 			iFamily = AF_INET6;
 			break;
+#endif
 		}
 	}
 
@@ -715,9 +722,11 @@
 		case '-':
 			return 0;
 
+#ifdef IPV6
 		case '6':
 			iFamily = AF_INET6;
 			break;
+#endif
 		}
 	}
 	if (MscCreateServerSockets(ThCfgPOP3S.iNumAddr, ThCfgPOP3S.SvrAddr, iFamily,
@@ -838,9 +847,11 @@
 			iDisable++;
 			break;
 
+#ifdef IPV6
 		case '6':
 			iFamily = AF_INET6;
 			break;
+#endif
 		}
 	}
 
@@ -927,9 +938,11 @@
 		case '-':
 			return 0;
 
+#ifdef IPV6
 		case '6':
 			iFamily = AF_INET6;
 			break;
+#endif
 		}
 	}
 	if (MscCreateServerSockets(ThCfgSMTPS.iNumAddr, ThCfgSMTPS.SvrAddr, iFamily,
@@ -1351,9 +1364,11 @@
 			iAddrFamily = AF_INET;
 			break;
 
+#ifdef IPV6
 		case '6':
 			iAddrFamily = AF_INET6;
 			break;
+#endif
 
 		case '5':
 			iAddrFamily = SYS_INET46;