/usr/include/singular/singular/coeffs/si_gmp.h is in libsingular4-dev-common 4.0.3+ds-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 | #ifndef COEFFS_SI_GMP_H
#define COEFFS_SI_GMP_H
#include <stddef.h>
// just assume that factory have been built (cplusplus.h!)
// instead of duplicating cf_gmp.h here for now...
#include <factory/cf_gmp.h>
#ifndef mpz_size1
// This is taken from longrat.h: it seems to be generally GMP-related
#define mpz_size1(A) (ABS((A)->_mp_size))
//#define mpz_size1(A) mpz_size(A)
#endif // mpz_size1
#endif /* ! COEFFS_SI_GMP_H */
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