Index: uspace/lib/c/include/ipc/vfs.h
===================================================================
--- uspace/lib/c/include/ipc/vfs.h	(revision 4979403852d819a9253efa1bff79a2dc52611a3f)
+++ uspace/lib/c/include/ipc/vfs.h	(revision 72fda538620b1661828a7b349dac04ae1ae229ac)
@@ -42,4 +42,5 @@
 #define FS_NAME_MAXLEN  20
 #define MAX_PATH_LEN    (64 * 1024)
+#define MAX_MNTOPTS_LEN 256
 #define PLB_SIZE        (2 * MAX_PATH_LEN)
 
@@ -80,4 +81,5 @@
 	VFS_IN_DUP,
 	VFS_IN_WAIT_HANDLE,
+	VFS_IN_GET_MTAB,
 } vfs_in_request_t;