diff --git a/lib/asn1/gen_maybe.c b/lib/asn1/gen_maybe.c
deleted file mode 100644
index 89cb2d157..000000000
--- a/lib/asn1/gen_maybe.c
+++ /dev/null
@@ -1,58 +0,0 @@
-#include "gen_locl.h"
-
-RCSID("$Id$");
-
-void
-generate_type_maybe (Symbol *s)
-{
-    fprintf (headerfile,
-	     "int maybe_%s(unsigned char *, size_t);\n",
-	     s->gen_name);
-
-    fprintf (codefile, "int\n"
-	     "maybe_%s(unsigned char *p, size_t len)\n"
-	     "{\n    "
-	     "size_t size;\n    ",
-	     s->gen_name);
-  
-    switch (s->type->type) {
-    case TInteger:
-	fprintf (codefile, "return der_match_tag (p, len, UNIV, "
-		 "PRIM, UT_Integer, &size) == 0;\n");
-	break;
-    case TOctetString:
-	fprintf (codefile, "return der_match_tag (p, len, UNIV, "
-		 "PRIM, UT_OctetString, &size) == 0;\n");
-	break;
-    case TGeneralizedTime:
-	fprintf (codefile, "return der_match_tag (p, len, UNIV, "
-		 "PRIM, UT_GeneralizedTime, &size) == 0;\n");
-	break;
-    case TGeneralString:
-	fprintf (codefile, "return der_match_tag (p, len, UNIV, "
-		 "PRIM, UT_GeneralString, &size) == 0;\n");
-	break;
-    case TBitString:
-	fprintf (codefile, "return der_match_tag (p, len, UNIV, "
-		 "PRIM, UT_BitString, &size) == 0;\n");
-	break;
-	
-    case TSequence:
-    case TSequenceOf:
-	fprintf (codefile, "return der_match_tag (p, len, UNIV, "
-		 "CONS, UT_Sequence, &size) == 0;\n");
-	break;
-    case TApplication:
-	fprintf (codefile, "return der_match_tag (p, len, APPL, "
-		 "CONS, %d, &size) == 0;\n", s->type->application);
-	break;
-    case TType:
-	fprintf (codefile, "return maybe_%s(p, len) == 0;\n", 
-		 s->type->symbol->gen_name);
-	break;
-    default:
-	abort ();
-    }
-    fprintf (codefile, "}\n\n");
-}
-