Apparently Wellington (NZ) has Daylight Time too.

src/sbbs3/scfg/scfgsys.c

@@ -331,6 +331,7 @@ void sys_cfg(void)
 						break;
 					case 24:
 						cfg.sys_timezone=WEL;
+						configure_dst();
 						break;
 					default:
 						if(cfg.sys_timezone>720 || cfg.sys_timezone<-720)

src/smblib/smbdefs.h

@@ -155,7 +155,7 @@
 
 #define OTHER_ZONE(zone) (zone<=1000 && zone>=-1000)
 
-#define SMB_TZ_HAS_DST(zone)	((!OTHER_ZONE(zone)) && ((zone&(US_ZONE|DAYLIGHT)) || zone==WET || zone==CET || zone==EET))
+#define SMB_TZ_HAS_DST(zone)	((!OTHER_ZONE(zone)) && ((zone&(US_ZONE|DAYLIGHT)) || zone==WET || zone==CET || zone==EET || zone==WEL))
 
 										/* Valid hfield_t.types */
 #define SENDER				0x00