ERR_CLEAR_ERROR(3) Library Functions Manual ERR_CLEAR_ERROR(3) NAME ERR_clear_error - clear the OpenSSL error queue SYNOPSIS library "libcrypto" #include void ERR_clear_error(void); DESCRIPTION ERR_clear_error() empties the current thread's error queue. SEE ALSO ERR(3), ERR_get_error(3) HISTORY ERR_clear_error() first appeared in SSLeay 0.4.4 and has been available since OpenBSD 2.4. Linux 7.0.8-arch1-1 June 8, 2025 Linux 7.0.8-arch1-1