[stdckdint.h.syn]

# 29 Numerics library [[numerics]](./#numerics)

## 29.11 C compatibility [[numerics.c]](numerics.c#stdckdint.h.syn)

### 29.11.1 Header <stdckdint.h> synopsis [stdckdint.h.syn]

[🔗](#header:%3cstdckdint.h%3e)

#define __STDC_VERSION_STDCKDINT_H__ 202311Ltemplate<class type1, class type2, class type3>bool ckd_add(type1* result, type2 a, type3 b);template<class type1, class type2, class type3>bool ckd_sub(type1* result, type2 a, type3 b);template<class type1, class type2, class type3>bool ckd_mul(type1* result, type2 a, type3 b);

[1](#1)

[#](http://github.com/Eelis/draft/tree/9adde4bc1c62ec234483e63ea3b70a59724c745a/source/numerics.tex#L20627)

See also: ISO/IEC 9899:2024, 7.20