Renamed src/lib/utils to src/lib/sysutil --- because of new src/lib/util

lib/sysutil/fkey_ctl.c

@@ -0,0 +1,27 @@
+#include "sysutil.h" 
+
+/*===========================================================================*
+ *				fkey_ctl				     *
+ *===========================================================================*/
+PUBLIC int fkey_ctl(request, fkeys, sfkeys)
+int request;				/* request to perform */
+int *fkeys;				/* bit masks for F1-F12 keys */
+int *sfkeys;				/* bit masks for Shift F1-F12 keys */
+{
+/* Send a message to the TTY server to request notifications for function 
+ * key presses or to disable notifications. Enabling succeeds unless the key
+ * is already bound to another process. Disabling only succeeds if the key is
+ * bound to the current process.   
+ */ 
+    message m;
+    int s;
+    m.FKEY_REQUEST = request;
+    m.FKEY_FKEYS = (fkeys) ? *fkeys : 0;
+    m.FKEY_SFKEYS = (sfkeys) ? *sfkeys : 0;
+    s = _taskcall(TTY, FKEY_CONTROL, &m);
+    if (fkeys) *fkeys = m.FKEY_FKEYS;
+    if (sfkeys) *sfkeys = m.FKEY_SFKEYS;
+    return(s);
+}
+
+