Index: uspace/lib/c/include/io/kio.h
===================================================================
--- uspace/lib/c/include/io/kio.h	(revision d5b37b625566a35b56a2768799f8082882139e67)
+++ uspace/lib/c/include/io/kio.h	(revision 250a435052de09253cdf2f5178b8589103c3d2c5)
@@ -52,5 +52,5 @@
 extern int kio_vprintf(const char *, va_list);
 
-extern size_t kio_read(char32_t *buf, size_t n, size_t at);
+extern size_t kio_read(char *buf, size_t n, size_t at);
 
 /*