openssl_fopen
fp = openssl_fopen(ptr, p);
FILE *file = openssl_fopen(filename, mode);
if ((in = openssl_fopen(file, "rb")) == NULL) {
out = openssl_fopen(file, "rb+");
out = openssl_fopen(file, "wb");
FILE *openssl_fopen(const char *filename, const char *mode);
void *openssl_fopen(const char *filename, const char *mode);