1 #include <math_ldbl_opt.h> 2 #include <sysdeps/ieee754/dbl-64/s_isnan.c> 3 #if !IS_IN (libm) 4 # if LONG_DOUBLE_COMPAT(libc, GLIBC_2_0) 5 compat_symbol (libc, __isnan, __isnanl, GLIBC_2_0); 6 compat_symbol (libc, isnan, isnanl, GLIBC_2_0); 7 # endif 8 #endif 9