1 --- a/libc/sysdeps/linux/common/bits/mathcalls.h
2 +++ b/libc/sysdeps/linux/common/bits/mathcalls.h
3 @@ -237,8 +237,7 @@ __END_NAMESPACE_C99
6 /* Return nonzero if VALUE is not a number. */
7 -/* DELETE? __MATHDECL_PRIV adds another "__": so this is "____isnan"???! */
8 -/*__MATHDECL_PRIV (int,__isnan,, (_Mdouble_ __value), (__const__))*/
9 +__MATHDECL_PRIV (int,isnan,, (_Mdouble_ __value), (__const__));
11 #if defined __USE_MISC || defined __USE_XOPEN
12 /* Return nonzero if VALUE is not a number. */