check_function_exists(open HAVE_OPEN)
check_function_exists(chmod HAVE_CHMOD)
check_function_exists(close HAVE_CLOSE)
+check_function_exists(dcgettext HAVE_DCGETTEXT)
check_function_exists(popen HAVE_POPEN)
check_function_exists(pclose HAVE_PCLOSE)
check_function_exists(_open HAVE__OPEN)
check_function_exists(_popen HAVE__POPEN)
check_function_exists(_pclose HAVE__PCLOSE)
check_function_exists(getpid HAVE_GETPID)
+check_function_exists(gettext HAVE_GETTEXT)
check_function_exists(_getpid HAVE__GETPID)
check_function_exists(mkdir HAVE_MKDIR)
check_function_exists(_mkdir HAVE__MKDIR)
check_function_exists(putenv HAVE_PUTENV)
check_function_exists(mktemp HAVE_MKTEMP)
check_function_exists(mkstemp HAVE_MKSTEMP)
+check_function_exists(fcntl HAVE_FCNTL)
check_function_exists(strerror HAVE_STRERROR)
check_function_exists(getcwd HAVE_GETCWD)
check_function_exists(stpcpy HAVE_STPCPY)
check_symbol_exists(wprintf "stdio.h" HAVE_WPRINTF)
check_symbol_exists(snprintf "stdio.h" HAVE_SNPRINTF)
check_symbol_exists(printf "stdio.h" HAVE_POSIX_PRINTF)
-check_symbol_exists(fcntl "stdio.h" HAVE_FCNTL)
check_symbol_exists(pid_t "sys/types.h" HAVE_PID_T)
check_symbol_exists(intmax_t "inttypes.h" HAVE_INTTYPES_H_WITH_UINTMAX)
check_symbol_exists(uintmax_t "stdint.h" HAVE_STDINT_H_WITH_UINTMAX)