Index: kernel/generic/include/console/kconsole.h
===================================================================
--- kernel/generic/include/console/kconsole.h	(revision df138361db097bfad037b09eb2abbae6e0931ac3)
+++ kernel/generic/include/console/kconsole.h	(revision 36b0490e0aa22bd717934559549ed926a2a17f61)
@@ -42,4 +42,7 @@
 #define MAX_CMDLINE       256
 #define KCONSOLE_HISTORY  10
+
+/** Callback to be used to enum hints for cmd tab completion. */
+typedef const char *(*hints_enum_func_t)(const char *, const char **, void **);
 
 typedef enum {