SSLeay_version
fprintf(stdout, "%s\n", SSLeay_version(SSLEAY_VERSION));
fprintf(stdout, "%s\n", SSLeay_version(SSLEAY_BUILT_ON));
fprintf(stdout, "\n%s\n", SSLeay_version(SSLEAY_CFLAGS));
printf("%s\n", SSLeay_version(SSLEAY_VERSION));
SSLeay_version(SSLEAY_VERSION));
printf("%s\n", SSLeay_version(SSLEAY_BUILT_ON));
printf("%s\n", SSLeay_version(SSLEAY_PLATFORM));
printf("%s\n", SSLeay_version(SSLEAY_CFLAGS));
printf("%s\n", SSLeay_version(SSLEAY_DIR));
const char *SSLeay_version(int type);
# define OpenSSL_version(x) SSLeay_version(x)