better split up of library files "types.h" & "definitions.h"

centralized all printf specifier character definitions
reuse of arginfo handlers
more cleanups
fixed more AMD64 issues
added DEBUG_LEVEL compile flag to exclude DBGn() statements

src/libstrongswan/crypto/rsa/rsa_public_key.c

@@ -485,7 +485,7 @@ rsa_public_key_t *rsa_public_key_create_from_chunk(chunk_t blob)
 rsa_public_key_t *rsa_public_key_create_from_file(char *filename)
 {
 	bool pgp = FALSE;
-	chunk_t chunk = CHUNK_INITIALIZER;
+	chunk_t chunk = chunk_empty;
 	rsa_public_key_t *pubkey = NULL;
 
 	if (!pem_asn1_load_file(filename, NULL, "public key", &chunk, &pgp))