1#ifndef _PRINTF_H
2
3/* Workaround PR90731 with GCC 9 when using ldbl redirects in C++. */
4#include <bits/floatn.h>
5#if defined __cplusplus && __LDOUBLE_REDIRECTS_TO_FLOAT128_ABI == 1
6# if __GNUC_PREREQ (9, 0) && !__GNUC_PREREQ (9, 3)
7# pragma GCC system_header
8# endif
9#endif
10
11#include <stdio-common/printf.h>
12
13# ifndef _ISOMAC
14
15#include <bits/types/locale_t.h>
16
17/* Now define the internal interfaces. */
18extern int __printf_fphex (FILE *, const struct printf_info *,
19 const void *const *) attribute_hidden;
20extern int __printf_fp (FILE *, const struct printf_info *,
21 const void *const *);
22libc_hidden_proto (__printf_fp)
23extern int __printf_fp_l (FILE *, locale_t, const struct printf_info *,
24 const void *const *);
25libc_hidden_proto (__printf_fp_l)
26
27extern unsigned int __guess_grouping (unsigned int intdig_max,
28 const char *grouping)
29 attribute_hidden;
30
31# endif /* !_ISOMAC */
32#endif
33

source code of glibc/include/printf.h