update naming

Author: picnixz

PC/config.c

@@ -22,12 +22,13 @@ extern PyObject* PyInit__sysconfig(void);
 extern PyObject* PyInit__typing(void);
 extern PyObject* PyInit_time(void);
 extern PyObject* PyInit__thread(void);
-/* cryptographic primitives */
+/* cryptographic hash functions */
 extern PyObject* PyInit__blake2(void);
 extern PyObject* PyInit__md5(void);
 extern PyObject* PyInit__sha1(void);
 extern PyObject* PyInit__sha2(void);
 extern PyObject* PyInit__sha3(void);
+/* other cryptographic primitives */
 extern PyObject* PyInit__hmac(void);
 /* ------------------------ */
 #ifdef WIN32