fix compiler warnings about unused variables

src/curses/ui_call_flow.c

@@ -436,6 +436,9 @@ call_flow_draw_message(ui_t *ui, call_flow_arrow_t *arrow, int cline)
     int msglen;
     int aline = cline + 1;
 
+    // quell warning about unused variables (getmaxyx is a macro)
+    (void)floww;
+
     // Initialize method
     memset(method, 0, sizeof(method));
 
@@ -680,6 +683,9 @@ call_flow_draw_rtp_stream(ui_t *ui, call_flow_arrow_t *arrow, int cline)
     call_flow_arrow_t *msgarrow;
     address_t addr;
 
+    // quell warning about unused variables (getmaxyx is a macro)
+    (void)width;
+
     // Get panel information
     info = call_flow_info(ui);
     // Get the messages window
@@ -1114,6 +1120,10 @@ call_flow_handle_key(ui_t *ui, int key)
     int rnpag_steps = setting_get_intvalue(SETTING_CF_SCROLLSTEP);
     int action = -1;
 
+    // quell warnings about unused variables (getmaxyx is a macro)
+    (void)height;
+    (void)width;
+
     // Sanity check, this should not happen
     if (!info)
         return KEY_NOT_HANDLED;

src/curses/ui_call_list.c

@@ -566,6 +566,10 @@ call_list_handle_key(ui_t *ui, int key)
     sip_call_t *call, *xcall;
     sip_sort_t sort;
 
+    // quell warnings about unused variables (getmaxyx is a macro)
+    (void)listh;
+    (void)listw;
+
     // Sanity check, this should not happen
     if (!(info  = call_list_info(ui)))
         return -1;

src/curses/ui_manager.c

@@ -594,6 +594,9 @@ dialog_progress_set_value(WINDOW *win, int perc)
 {
     int height, width;
 
+    // quell warning about unused variables (getmaxyx is a macro)
+    (void)height;
+
     getmaxyx(win, height, width);
     mvwhline(win, 4, 4, '-', width - 10);
     mvwaddch(win, 4, 3, '[');