Index: uspace/lib/posix/source/unistd.c
===================================================================
--- uspace/lib/posix/source/unistd.c	(revision fdf97f669ebc5247e7fa984dc46c925def3c758f)
+++ uspace/lib/posix/source/unistd.c	(revision 69b264a9735df226a05998fb3c1faab281862562)
@@ -422,4 +422,10 @@
 }
 
+unsigned int posix_alarm(unsigned int seconds)
+{
+	not_implemented();
+	return 0;
+}
+
 /** @}
  */