CRYPTO_set_locking_callback

Undocumented in source but is binding to C. You might be able to learn more by searching the web for its name.
version(!VibeNoSSL && Have_openssl)
extern (C)
static if(!(OPENSSL_VERSION_AT_LEAST(1, 1, 0)))
void
CRYPTO_set_locking_callback
(
void function
(
int mode
,
int type
,
const(char)* file
,
int line
)
func
)

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