remove compiler warning about double declaration of DEVices

src/spicelib/devices/cktask.c

@@ -19,7 +19,6 @@ CKTask(CKTcircuit *ckt, GENinstance *instance, int which, IFvalue *value, IFvalu
 {
     int type = instance->GENmodPtr->GENmodType;
     int error;
-    SPICEdev **DEVices;
 
     DEVices = devices();
     if(DEVices[type]->DEVask) {

src/spicelib/devices/cktcrte.c

@@ -20,7 +20,6 @@ CKTcrtElt(CKTcircuit *ckt, GENmodel *modPtr, GENinstance **inInstPtr, IFuid name
 {
   GENinstance *instPtr = NULL;             /* instPtr points to the data struct for per-instance data */
 
-    SPICEdev **DEVices;
     int type;
 
     DEVices = devices();