--- Gnu-Mach/device/buf.h	2020/09/02 04:36:57	1.1
+++ Gnu-Mach/device/buf.h	2020/09/02 04:45:33	1.1.1.2
@@ -93,7 +93,7 @@
 /*
  * Export standard minphys routine.
  */
-extern	minphys();
+extern void minphys(io_req_t);
 
 /*
  * Alternate name for iodone