Index: src/libcfa/concurrency/preemption.c
===================================================================
--- src/libcfa/concurrency/preemption.c	(revision ea8b2f7e16005c4ecdb2566b748c8eb02f60f32b)
+++ src/libcfa/concurrency/preemption.c	(revision ae3bb3d4c4497f3abf9f84e5122b839f05b1dac3)
@@ -10,6 +10,6 @@
 // Created On       : Mon Jun 5 14:20:42 2017
 // Last Modified By : Peter A. Buhr
-// Last Modified On : Mon Apr  9 13:52:39 2018
-// Update Count     : 36
+// Last Modified On : Tue Jun  5 17:35:49 2018
+// Update Count     : 37
 //
 
@@ -116,5 +116,5 @@
 	// If there are still alarms pending, reset the timer
 	if( alarms->head ) {
-		__cfaabi_dbg_print_buffer_decl( " KERNEL: @%lu(%lu) resetting alarm to %lu.\n", currtime.tv, __kernel_get_time().tv, (alarms->head->alarm - currtime).tv);
+		__cfaabi_dbg_print_buffer_decl( " KERNEL: @%ju(%ju) resetting alarm to %ju.\n", currtime.tv, __kernel_get_time().tv, (alarms->head->alarm - currtime).tv);
 		Duration delta = alarms->head->alarm - currtime;
 		Duration caped = max(delta, 50`us);
Index: src/libcfa/fstream
===================================================================
--- src/libcfa/fstream	(revision ea8b2f7e16005c4ecdb2566b748c8eb02f60f32b)
+++ src/libcfa/fstream	(revision ae3bb3d4c4497f3abf9f84e5122b839f05b1dac3)
@@ -10,6 +10,6 @@
 // Created On       : Wed May 27 17:56:53 2015
 // Last Modified By : Peter A. Buhr
-// Last Modified On : Thu Dec  7 15:17:26 2017
-// Update Count     : 130
+// Last Modified On : Tue Jun  5 10:20:25 2018
+// Update Count     : 131
 //
 
@@ -54,5 +54,5 @@
 void open( ofstream &, const char * name );
 void close( ofstream & );
-ofstream & write( ofstream &, const char * data, unsigned long int size );
+ofstream & write( ofstream &, const char * data, size_t size );
 int fmt( ofstream &, const char fmt[], ... );
 
@@ -74,5 +74,5 @@
 void open( ifstream & is, const char * name );
 void close( ifstream & is );
-ifstream & read( ifstream & is, char * data, unsigned long int size );
+ifstream & read( ifstream & is, char * data, size_t size );
 ifstream & ungetc( ifstream & is, char c );
 int fmt( ifstream &, const char fmt[], ... );
Index: src/libcfa/fstream.c
===================================================================
--- src/libcfa/fstream.c	(revision ea8b2f7e16005c4ecdb2566b748c8eb02f60f32b)
+++ src/libcfa/fstream.c	(revision ae3bb3d4c4497f3abf9f84e5122b839f05b1dac3)
@@ -10,6 +10,6 @@
 // Created On       : Wed May 27 17:56:53 2015
 // Last Modified By : Peter A. Buhr
-// Last Modified On : Sat Dec  9 09:31:23 2017
-// Update Count     : 275
+// Last Modified On : Tue Jun  5 17:02:56 2018
+// Update Count     : 281
 //
 
@@ -116,5 +116,5 @@
 } // close
 
-ofstream & write( ofstream & os, const char * data, unsigned long int size ) {
+ofstream & write( ofstream & os, const char * data, size_t size ) {
 	if ( fail( os ) ) {
 		fprintf( stderr, "attempt write I/O on failed stream\n" );
@@ -198,5 +198,5 @@
 } // close
 
-ifstream & read( ifstream & is, char * data, unsigned long int size ) {
+ifstream & read( ifstream & is, char * data, size_t size ) {
 	if ( fail( is ) ) {
 		fprintf( stderr, "attempt read I/O on failed stream\n" );