Index: src/libcfa/concurrency/monitor.c
===================================================================
--- src/libcfa/concurrency/monitor.c	(revision 24c3b67550eca781abfb52c30ecc1c675eb98ba5)
+++ src/libcfa/concurrency/monitor.c	(revision c2ca04d9fcb38436d3cecb12ea970191dac218ab)
@@ -10,6 +10,6 @@
 // Created On       : Thd Feb 23 12:27:26 2017
 // Last Modified By : Peter A. Buhr
-// Last Modified On : Thu Feb  8 16:12:20 2018
-// Update Count     : 4
+// Last Modified On : Fri Feb 16 14:49:53 2018
+// Update Count     : 5
 //
 
@@ -427,5 +427,5 @@
 		thread_desc * this_thrd = this_thread;
 		if ( this.monitor_count != this_thrd->monitors.size ) {
-			abort( "Signal on condition %p made with different number of monitor(s), expected %li got %li", &this, this.monitor_count, this_thrd->monitors.size );
+			abort( "Signal on condition %p made with different number of monitor(s), expected %zi got %zi", &this, this.monitor_count, this_thrd->monitors.size );
 		}