CRYPTO_THREAD_run_once.pod: fix typo and punktuation
@@ -67,7 +67,7 @@ CRYPTO_THREAD_unlock() unlocks the previously locked B<lock>.
=item *
-CRYPTO_THREAD_lock_frees() frees the provided B<lock>.
+CRYPTO_THREAD_lock_free() frees the provided B<lock>.
=item *
@@ -96,9 +96,9 @@ CRYPTO_THREAD_run_once() returns 1 on success, or 0 on error.
CRYPTO_THREAD_lock_new() returns the allocated lock, or NULL on error.
-CRYPTO_THREAD_lock_frees() returns no value.
+CRYPTO_THREAD_lock_free() returns no value.
-The other functions return 1 on success or 0 on error.
+The other functions return 1 on success, or 0 on error.
=head1 NOTES
