| // -*- C++ -*- | 
 | //===---------------------------- cctype ----------------------------------===// | 
 | // | 
 | // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. | 
 | // See https://llvm.org/LICENSE.txt for license information. | 
 | // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception | 
 | // | 
 | //===----------------------------------------------------------------------===// | 
 |  | 
 | #ifndef _LIBCPP_CCTYPE | 
 | #define _LIBCPP_CCTYPE | 
 |  | 
 | /* | 
 |     cctype synopsis | 
 |  | 
 | namespace std | 
 | { | 
 |  | 
 | int isalnum(int c); | 
 | int isalpha(int c); | 
 | int isblank(int c);  // C99 | 
 | int iscntrl(int c); | 
 | int isdigit(int c); | 
 | int isgraph(int c); | 
 | int islower(int c); | 
 | int isprint(int c); | 
 | int ispunct(int c); | 
 | int isspace(int c); | 
 | int isupper(int c); | 
 | int isxdigit(int c); | 
 | int tolower(int c); | 
 | int toupper(int c); | 
 |  | 
 | }  // std | 
 | */ | 
 |  | 
 | #include <__config> | 
 | #include <ctype.h> | 
 |  | 
 | #if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER) | 
 | #pragma GCC system_header | 
 | #endif | 
 |  | 
 | _LIBCPP_BEGIN_NAMESPACE_STD | 
 |  | 
 | #ifdef isalnum | 
 | #undef isalnum | 
 | #endif | 
 |  | 
 | #ifdef isalpha | 
 | #undef isalpha | 
 | #endif | 
 |  | 
 | #ifdef isblank | 
 | #undef isblank | 
 | #endif | 
 |  | 
 | #ifdef iscntrl | 
 | #undef iscntrl | 
 | #endif | 
 |  | 
 | #ifdef isdigit | 
 | #undef isdigit | 
 | #endif | 
 |  | 
 | #ifdef isgraph | 
 | #undef isgraph | 
 | #endif | 
 |  | 
 | #ifdef islower | 
 | #undef islower | 
 | #endif | 
 |  | 
 | #ifdef isprint | 
 | #undef isprint | 
 | #endif | 
 |  | 
 | #ifdef ispunct | 
 | #undef ispunct | 
 | #endif | 
 |  | 
 | #ifdef isspace | 
 | #undef isspace | 
 | #endif | 
 |  | 
 | #ifdef isupper | 
 | #undef isupper | 
 | #endif | 
 |  | 
 | #ifdef isxdigit | 
 | #undef isxdigit | 
 | #endif | 
 |  | 
 | #ifdef tolower | 
 | #undef tolower | 
 | #endif | 
 |  | 
 | #ifdef toupper | 
 | #undef toupper | 
 | #endif | 
 |  | 
 |  | 
 | using ::isalnum; | 
 | using ::isalpha; | 
 | using ::isblank; | 
 | using ::iscntrl; | 
 | using ::isdigit; | 
 | using ::isgraph; | 
 | using ::islower; | 
 | using ::isprint; | 
 | using ::ispunct; | 
 | using ::isspace; | 
 | using ::isupper; | 
 | using ::isxdigit; | 
 | using ::tolower; | 
 | using ::toupper; | 
 |  | 
 | _LIBCPP_END_NAMESPACE_STD | 
 |  | 
 | #endif  // _LIBCPP_CCTYPE |