commit ed36860c6d98925f645c96e122e9e603b5963d17
Author: Jonathan Wakely <jwakely@redhat.com>
Date:   Fri Jun 25 18:15:25 2021 +0100

    math.h: Use reserved names for function parameters

diff --git a/newlib/libc/include/inttypes.h b/newlib/libc/include/inttypes.h
index 570ed0481..417ff224c 100644
--- a/newlib/libc/include/inttypes.h
+++ b/newlib/libc/include/inttypes.h
@@ -321,7 +321,7 @@ extern "C" {
 #endif
 
 extern intmax_t  imaxabs(intmax_t);
-extern imaxdiv_t imaxdiv(intmax_t numer, intmax_t denomer);
+extern imaxdiv_t imaxdiv(intmax_t __numer, intmax_t __denomer);
 extern intmax_t  strtoimax(const char *__restrict, char **__restrict, int);
 extern intmax_t  _strtoimax_r(struct _reent *, const char *__restrict, char **__restrict, int);
 extern uintmax_t strtoumax(const char *__restrict, char **__restrict, int);