support for regen target

diff --git a/libasn1compiler/asn1compiler.h b/libasn1compiler/asn1compiler.h
index 9db02ca..4fa4a9f 100644
--- a/libasn1compiler/asn1compiler.h
+++ b/libasn1compiler/asn1compiler.h
@@ -52,6 +52,7 @@
 /*
  * Compile the ASN.1 specification.
  */
-int asn1_compile(asn1p_t *asn, const char *datadir, enum asn1c_flags);
+int asn1_compile(asn1p_t *asn, const char *datadir, enum asn1c_flags,
+	int argc, char **argv);
 
 #endif	/* ASN1_COMPILER_H */