diff --git a/source/compiler/sc2.c b/source/compiler/sc2.c
index 02a256f5..5887a86d 100644
--- a/source/compiler/sc2.c
+++ b/source/compiler/sc2.c
@@ -1224,6 +1224,13 @@ static int command(void)
             assert((sym->ident & iFUNCTN)!=0 || (sym->ident & iREFFUNC)!=0);
             stgwrite(sym->name);
           } else {
+            if (strcmp(name, "sysreq.c")==0) {
+              assert((sym->ident & iFUNCTN)!=0 && (sym->usage & uNATIVE)!=0);
+              if (sc_status==statWRITE && (sym->usage & uREAD)==0 && sym->addr>=0) {
+                /* reserve a SYSREQ id if called for the first time  */
+                sym->addr=ntv_funcid++;
+              } /* if */
+            }
             outval(sym->addr,FALSE);
           } /* if */
           /* mark symbol as "used", unknown whether for read or write */