diff --git a/inc/mkcelldefs.h b/inc/mkcelldefs.h
index 7e1735f..285e5ef 100644
--- a/inc/mkcelldefs.h
+++ b/inc/mkcelldefs.h
@@ -2,5 +2,5 @@
 #define MKCELLDEFS_H 1
 #include "lispemul.h" /* for LispPTR, DLword */
 LispPTR N_OP_createcell(LispPTR tos);
-DLword *createcell68k(unsigned int type);
+void *createcell68k(unsigned int type);
 #endif
diff --git a/src/mkcell.c b/src/mkcell.c
index fab09e0..f7d4896 100644
--- a/src/mkcell.c
+++ b/src/mkcell.c
@@ -90,7 +90,7 @@ retry:
 
 } /* N_OP_createcell end */
 
-DLword *createcell68k(unsigned int type) {
+void *createcell68k(unsigned int type) {
   struct dtd *dtd68k;
   DLword *ptr, *lastptr;
   LispPTR newcell;