#ifndef _FENV_H #include <math/fenv.h> /* Now define the internal interfaces. */ extern int __feclearexcept (int __excepts); extern int __fegetexcept (void); extern int __fegetexceptflag (fexcept_t *__flagp, int __excepts); extern int __feraiseexcept (int __excepts); extern int __fesetexceptflag (__const fexcept_t *__flagp, int __excepts); extern int __fegetenv (fenv_t *__envp); extern int __fesetenv (__const fenv_t *__envp); extern int __feupdateenv (__const fenv_t *__envp); libm_hidden_proto (feraiseexcept) libm_hidden_proto (fesetenv) libm_hidden_proto (fesetround) libm_hidden_proto (feholdexcept) #endif