Added support for automatic toggle of daylight savings time bit in system

timezone value (for display purposes only).

src/sbbs3/scfg/scfgsys.c

@@ -254,6 +254,8 @@ be able to logon as New, leave this option blank.
 					,cfg.sys_misc&SM_LISTLOC ? "Yes" : "No");
 				sprintf(opt[i++],"%-33.33s%s","Use Local/System Time Zone"
 					,cfg.sys_misc&SM_LOCAL_TZ ? "Yes" : "No");
+				sprintf(opt[i++],"%-33.33s%s","Automatic Daylight Savings Time"
+					,cfg.sys_misc&SM_AUTO_DST ? "Yes" : "No");
 				sprintf(opt[i++],"%-33.33s%s","Military (24 hour) Time Format"
 					,cfg.sys_misc&SM_MILITARY ? "Yes" : "No");
 				sprintf(opt[i++],"%-33.33s%s","European Date Format (DD/MM/YY)"
@@ -522,6 +524,32 @@ set to 
No
, then all times will be stored in local representation.
                         break;
 					case 11:
                         strcpy(opt[0],"Yes");
+                        strcpy(opt[1],"No");
+						opt[2][0]=0;
+						i=cfg.sys_misc&SM_AUTO_DST ? 0:1;
+						SETHELP(WHERE);
+/*
+`Automatic Daylight Savings Time:`
+
+If your system is using a U.S. standard timezone, and you would like
+to have the daylight savings time `flag` automatically toggled for you,
+set this option to ~Yes~.  This `flag` is used for display purposes only
+(e.g. to display "PDT" instead of "PST"), it doesn't actually change the
+time on your system(s) for you.
+*/
+						i=uifc.list(WIN_MID|WIN_SAV,0,0,0,&i,0
+							,"Automatically Toggle Daylight Savings Time Flag",opt);
+						if(!i && !(cfg.sys_misc&SM_AUTO_DST)) {
+							cfg.sys_misc|=SM_AUTO_DST;
+                            uifc.changes=1; 
+						}
+						else if(i==1 && cfg.sys_misc&SM_AUTO_DST) {
+							cfg.sys_misc&=~SM_AUTO_DST;
+                            uifc.changes=1; 
+						}
+                        break;
+					case 12:
+                        strcpy(opt[0],"Yes");
                         strcpy(opt[1],"No");
 						opt[2][0]=0;
 						i=cfg.sys_misc&SM_MILITARY ? 0:1;
@@ -541,7 +569,7 @@ format always, set this option to 
Yes
.
 							cfg.sys_misc&=~SM_MILITARY;
                             uifc.changes=1; }
                         break;
-					case 12:
+					case 13:
                         strcpy(opt[0],"Yes");
                         strcpy(opt[1],"No");
 						opt[2][0]=0;
@@ -562,7 +590,7 @@ instead of 
MM/DD/YY
 format, set this option to 
Yes
.
 							cfg.sys_misc&=~SM_EURODATE;
                             uifc.changes=1; }
                         break;
-					case 13:
+					case 14:
                         strcpy(opt[0],"Yes");
                         strcpy(opt[1],"No");
 						opt[2][0]=0;
@@ -583,7 +611,7 @@ time online, then set this option to 
Yes
.
 							cfg.sys_misc&=~SM_TIME_EXP;
                             uifc.changes=1; }
                         break;
-					case 14:
+					case 15:
                         strcpy(opt[0],"Yes");
                         strcpy(opt[1],"No");
 						opt[2][0]=0;
@@ -604,7 +632,7 @@ to 
Yes
.
 							cfg.sys_misc|=SM_NOSYSINFO;
                             uifc.changes=1; }
                         break;
-					case 15:
+					case 16:
                         strcpy(opt[0],"Yes");
                         strcpy(opt[1],"No");
 						opt[2][0]=0;