Index: uspace/lib/libc/include/ipc/devman.h
===================================================================
--- uspace/lib/libc/include/ipc/devman.h	(revision 924c75e15c9b616be210fa9c2c5f37204c6c2feb)
+++ uspace/lib/libc/include/ipc/devman.h	(revision 92413defc319a30e0b83ed8a0996c59ffd9cd882)
@@ -36,4 +36,6 @@
 #include <ipc/ipc.h>
 
+#define DEVMAN_NAME_MAXLEN 256
+
 typedef enum {
 	DEVMAN_DRIVER = 1,