@@ -1,7 +1,8 @@
 #ifndef KImem
 #define KImem
 #include <k/type.h>
+#include <k/internal.egroup.h>
 
 #ifndef KFclean
 #	define Kmsz(e) ( sizeof (e) / sizeof (e) [0] )
 #endif
@@ -10,15 +11,23 @@
 extern "C" {
 #endif
 
 typedef enum kmcond {
-	kmcond_ok,
+	kmcond_ok = kmcond_id,
 	kmcond_unnecessary,
 
 	kmcond_fail,
 	kmcond_unhandled,
 	kmcond_mismatch,
 	kmcond_bad_address,
+	kmcond_bad_lock,
+	kmcond_bad_size,
+	kmcond_no_room,
+	kmcond_too_many,
+
+	/* when something truly should
+	 * never happen: */
+	kmcond_fail_assert,
 } kmcond;
 
 typedef enum kmkind {
 	kmkind_none,
@@ -62,11 +71,11 @@
 } kmptr;
 
 /* heap functions */
 
-void*  kmheapa(sz);
-kmptr  kmheapao(sz);
-kmcond kmheapf(void*);
+kmcond kmheapa (void**, sz);
+kmcond kmheapao(kmptr*, sz);
+kmcond kmheapf (void*);
 
 /* generic functions */
 
 kmcond kmfree(kmptr);