=head2 Functions
-OSSL_PROVIDER_set_default_search_path() specifies the default search B<path>
-that is to be used for looking for providers in the specified B<libctx>.
+OSSL_PROVIDER_set_default_search_path() specifies the default search I<path>
+that is to be used for looking for providers in the specified I<libctx>.
If left unspecified, an environment variable and a fall back default value will
be used instead.
OSSL_PROVIDER_get_capabilities() return 1 on success, or 0 on error.
OSSL_PROVIDER_load() and OSSL_PROVIDER_try_load() return a pointer to a
-provider object on success, or B<NULL> on error.
+provider object on success, or NULL on error.
OSSL_PROVIDER_available() returns 1 if the named provider is available,
otherwise 0.