Add a new WM_FORCEFWD writemsg mode (which is only supported by email())

to allow the caller to skip the question (ie: for new user feedback validation)
This replaces the "never prompt for validation user" patch since:

DigitalMan: I suppose if someone has an issue, a new mode bit could be burned for that

Is clearly permission.

src/sbbs3/email.cpp

@@ -92,7 +92,7 @@ bool sbbs_t::email(int usernumber, const char *top, const char *subj, long mode)
 	if((l&NETMAIL) && (cfg.sys_misc&SM_FWDTONET)) {
 		getuserrec(&cfg,usernumber,U_NETMAIL,LEN_NETMAIL,str);
 		bprintf(text[UserNetMail],str);
-		if(usernumber==cfg.node_valuser || text[ForwardMailQ][0]==0 || yesno(text[ForwardMailQ])) /* Forward to netmail address */
+		if((mode & WM_FORCEFWD) || text[ForwardMailQ][0]==0 || yesno(text[ForwardMailQ])) /* Forward to netmail address */
 			return(netmail(str,subj,mode));
 	}
 	bprintf(text[Emailing],username(&cfg,usernumber,tmp),usernumber);

src/sbbs3/newuser.cpp

@@ -461,11 +461,11 @@ BOOL sbbs_t::newuser()
 		safe_snprintf(str,sizeof(str),text[NewUserFeedbackHdr]
 			,nulstr,getage(&cfg,useron.birth),useron.sex,useron.birth
 			,useron.name,useron.phone,useron.comp,useron.modem);
-		email(cfg.node_valuser,str,"New User Validation",WM_EMAIL|WM_SUBJ_RO);
+		email(cfg.node_valuser,str,"New User Validation",WM_EMAIL|WM_SUBJ_RO|WM_FORCEFW);
 		if(!useron.fbacks && !useron.emails) {
 			if(online) {						/* didn't hang up */
 				bprintf(text[NoFeedbackWarning],username(&cfg,cfg.node_valuser,tmp));
-				email(cfg.node_valuser,str,"New User Validation",WM_EMAIL|WM_SUBJ_RO);
+				email(cfg.node_valuser,str,"New User Validation",WM_EMAIL|WM_SUBJ_RO|WM_FORCEFW);
 				} /* give 'em a 2nd try */
 			if(!useron.fbacks && !useron.emails) {
         		bprintf(text[NoFeedbackWarning],username(&cfg,cfg.node_valuser,tmp));

src/sbbs3/sbbsdefs.h

@@ -724,6 +724,7 @@ typedef enum {						/* Values for xtrn_t.event				*/
 #define WM_PRIVATE	(1<<8)		/* Private (for creating MSGINF file)		*/
 #define WM_SUBJ_RO	(1<<9)		/* Subject/title is read-only				*/
 #define WM_EDIT		(1<<10)		/* Editing existing message					*/
+#define WM_FORCEFWD	(1<<11)		/* Force "yes" to ForwardMailQ for email	*/
 								
 								/* Bits in the mode of loadposts()			*/
 #define LP_BYSELF	(1<<0)		/* Include messages sent by self			*/