set prototyped

_cc_export_dynamic = note{ probe CC.EXPORT.DYNAMIC supported }end run{

case `{ probe -l C make cc | grep '^CC.EXPORT.DYNAMIC = .'; } 2>/dev/null` in

'') exit 1 ;;

esac

}end

tst tzset_environ note{ tzset() bypasses user getenv() }end execute{

#if _UWIN || !_cc_export_dynamic

int main()

{

return 0;

}

#else

#include <time.h>

extern char** environ;

extern char* tzname[2];

#if _STD_

extern char* getenv(char* s)

#else

extern char* getenv(s)

char* s;

#endif

{

return "foo0bar";

}

int main()

{

tzset();

return tzname[0] && !strcmp(tzname[0], "foo") &&

tzname[1] && !strcmp(tzname[1], "bar");

}

#endif

}end

if ( _tzset_environ ) {

#define tmlocaltime(p) _tm_localtime(p)

extern struct tm* _tm_localtime(const time_t*);

}

else {

#define tmlocaltime(p) localtime(p)

}

endif