EVL: Fix warnings

Author: hdiethelm

src/rtapi/uspace_rtai.cc

@@ -115,6 +115,7 @@ struct RtaiApp : RtapiApp {
     }
 
     int task_pll_set_correction(long value) {
+        (void)value;
         // PLL functions not supported
         return -EINVAL;
     }
@@ -133,6 +134,7 @@ struct RtaiApp : RtapiApp {
 #ifdef HAVE_SYS_IO_H
         return inb(port);
 #else
+        (void)port;
         return 0;
 #endif
     }
@@ -141,6 +143,7 @@ struct RtaiApp : RtapiApp {
 #ifdef HAVE_SYS_IO_H
         return outb(val, port);
 #else
+        (void)port;
         return 0;
 #endif
     }

src/rtapi/uspace_xenomai.cc

@@ -99,10 +99,12 @@ struct XenomaiApp : RtapiApp {
     }
 
     int task_pause(int task_id) {
+        (void)task_id;
         return -ENOSYS;
     }
 
     int task_resume(int task_id) {
+        (void)task_id;
         return -ENOSYS;
     }
 

src/rtapi/uspace_xenomai_evl.cc

@@ -117,10 +117,12 @@ struct XenomaiApp : RtapiApp {
     }
 
     int task_pause(int task_id) {
+        (void)task_id;
         return -ENOSYS;
     }
 
     int task_resume(int task_id) {
+        (void)task_id;
         return -ENOSYS;
     }