port/merge Eurecom APER support from OPENAIRMME

Eurecom has developed APER support for asn1c as part of the OPENAIRMME
softare (a LTE MME).  This is too important to let it bit-rout out
of asn1c.  Let's forward-port and merge it.
diff --git a/skeletons/ANY.h b/skeletons/ANY.h
index b7d92fa..a68441d 100644
--- a/skeletons/ANY.h
+++ b/skeletons/ANY.h
@@ -32,10 +32,13 @@
 
 /* Convert another ASN.1 type into the ANY. This implies DER encoding. */
 int ANY_fromType(ANY_t *, asn_TYPE_descriptor_t *td, void *struct_ptr);
+int ANY_fromType_aper(ANY_t *st, asn_TYPE_descriptor_t *td, void *sptr);
 ANY_t *ANY_new_fromType(asn_TYPE_descriptor_t *td, void *struct_ptr);
+ANY_t *ANY_new_fromType_aper(asn_TYPE_descriptor_t *td, void *sptr);
 
 /* Convert the contents of the ANY type into the specified type. */
 int ANY_to_type(ANY_t *, asn_TYPE_descriptor_t *td, void **struct_ptr);
+int ANY_to_type_aper(ANY_t *, asn_TYPE_descriptor_t *td, void **struct_ptr);
 
 #define	ANY_fromBuf(s, buf, size)	OCTET_STRING_fromBuf((s), (buf), (size))
 #define	ANY_new_fromBuf(buf, size)	OCTET_STRING_new_fromBuf(	\