dtmail: Resolve uninitialized warnings

cde/programs/dtmail/MotifApp/MenuBar.C

@@ -703,7 +703,7 @@ MenuBar::rotateLabels(
     XtArgVal num_children;
     WidgetList children;
     XmString label, endlabel;
-    Widget prevwid, wid;
+    Widget prevwid = NULL, wid;
 
     if (startindex < 0 || endindex < 0)
 	return;
@@ -763,9 +763,11 @@ MenuBar::rotateLabels(
 		prevwid = (Widget) children[j];
 	} while (!XtIsManaged(prevwid));
 
-	XtVaGetValues(prevwid,
-		XmNlabelString, &label,
-		NULL);
+	if(prevwid) {
+		XtVaGetValues(prevwid,
+			XmNlabelString, &label,
+			NULL);
+	}
 
 	XtVaSetValues(wid,
 		XmNlabelString, label,

cde/programs/dtmail/dtmail/RoamCmds.C

@@ -2549,7 +2549,7 @@ SaveAsTextCmd::writeText(XtPointer filedes, char *text_buf)
 void
 SaveAsTextCmd::doit()
 {
-    MsgScrollingList	*list;
+    MsgScrollingList	*list = NULL;
     Widget		listW;
     int			*pos_list = NULL;
     int			pos_count = 0;

cde/programs/dtmail/dtmail/dtb_utils.C

@@ -904,6 +904,9 @@ dtb_more_help_dispatch(
 	*cp++ = 0;
 	vol = buffer;
 	loc = cp; 
+    } else {
+	/* No / in help string, invalid */
+	return;
     }
 
     if(GeneralHelpDialog == (Widget)NULL) {
@@ -2489,7 +2492,7 @@ align_labels(
 )
 {
     WidgetList	children_list = NULL,
-		one_col;
+		one_col = NULL;
     Widget	previous_child = NULL,
 		child,
 		previous_ref_widget = NULL;

cde/programs/dtmail/libDtMail/Common/DtMailError.C

@@ -404,7 +404,7 @@ char *
 DtMailEnv::getMessageText(int set, int msg, char *dft)
 {
     static int oneTimeFlag = 0;	// Only attempt to open message catalog once
-    char *message;
+    char *message = NULL;
     
     if ((oneTimeFlag == 0) && (_errorCatalog == (nl_catd) -1))
     {

cde/programs/dtmail/libDtMail/RFC/MIMEPartial.C

@@ -108,7 +108,7 @@ getNamedValueString(const char *string, const char *name)
 {
   int		  	  stringLen = strlen(string);
   int		  	  nameLen = strlen(name);
-  const char		* results;
+  const char		* results = NULL;
   char			* stringEnd;
   unsigned int	  offset;
 

cde/programs/dtmail/libDtMail/RFC/RFCBodyPart.C

@@ -420,6 +420,7 @@ RFCBodyPart::flagIsSet(DtMailEnv & error,
 
       default:
 	error.setError(DTME_OperationInvalid);
+	return(DTM_FALSE);
     }
 
     return(answer);

cde/programs/dtmail/libDtMail/RFC/RFCMailValues.C

@@ -381,6 +381,8 @@ RFCValue::toDate(void)
     const char *token_end[12];
     int	n_tokens = 0;
 
+    token_end[0] = NULL;
+
     // Look for the end of each token. Date tokens are white space
     // separated.
     while (*pos) {
@@ -407,7 +409,7 @@ RFCValue::toDate(void)
     // Some dates will have a comma after the day of the week. We
     // want to remove that. It will always be the first token if
     // we have the day of the week.
-    if (*token_end[0] == ',') {
+    if (token_end[0] && *token_end[0] == ',') {
 	token_end[0]--;
     }