Index: uspace/lib/c/include/sys/time.h
===================================================================
--- uspace/lib/c/include/sys/time.h	(revision 63f89665fc0283c1661274dc636d5a66e03d48b4)
+++ uspace/lib/c/include/sys/time.h	(revision 45df59abc4095939638157c9c4f73004baf03b88)
@@ -43,4 +43,7 @@
 typedef long suseconds_t;
 
+typedef uint32_t useconds_t;
+typedef uint32_t mseconds_t;
+
 struct timeval {
 	time_t tv_sec;        /* seconds */