Man page - mongoc_socket_errno(3)

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MONGOC_SOCKET_ERRNO(3) libmongoc MONGOC_SOCKET_ERRNO(3) 

int
mongoc_socket_errno (mongoc_socket_t *sock);


•
sock: A mongoc_socket_t.

This function returns the currently captured errno for a socket. This may be useful to check was the last errno was after another function call has been made that clears the threads errno variable.

0 if there is no error, otherwise a specific errno.

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December 18, 2025 1.30.4