Clear 208 out of 210 -Wdiscarded-qualifiers warnings from gcc 7.3

Depends on building with a libXt version that defines String as a
const char * if _CONST_X_STRING is defined.

Signed-off-by: Alan Coopersmith <alan.coopersmith@oracle.com>

1 files changed, 3 insertions, 2 deletions

diff --git a/comm.c b/comm.c
index a19666b..251e9d3 100644
--- a/comm.c
+++ b/comm.c
@@ -180,7 +180,7 @@ GetClientWindow(Widget w, int *x, int *y)
 
 /* ARGSUSED */
 void
-SetCommand(Widget w, ResCommand command, char *msg)
+SetCommand(Widget w, ResCommand command, String msg)
 {
   XClientMessageEvent client_event;
   Display * dpy = XtDisplay(w);
@@ -254,7 +254,8 @@ SetCommand(Widget w, ResCommand command, char *msg)
 static void
 TellUserAboutMessage(Widget label, ResCommand command)
 {
-    char msg[BUFSIZ], *str;
+    char msg[BUFSIZ];
+    const char *str;
 
     switch(command) {
     case LocalSendWidgetTree: