This file is indexed.

/usr/include/sodium/crypto_verify_16.h is in libsodium-dev 1.0.16-2.

This file is owned by root:root, with mode 0o644.

The actual contents of the file can be viewed below.

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#ifndef crypto_verify_16_H
#define crypto_verify_16_H

#include <stddef.h>
#include "export.h"

#ifdef __cplusplus
extern "C" {
#endif

#define crypto_verify_16_BYTES 16U
SODIUM_EXPORT
size_t crypto_verify_16_bytes(void);

SODIUM_EXPORT
int crypto_verify_16(const unsigned char *x, const unsigned char *y)
            __attribute__ ((warn_unused_result));

#ifdef __cplusplus
}
#endif

#endif