cc [ flags ] -I/usr/local/include file(s) -L/usr/local/lib -lmcw [ ... ] #include <mathcw.h> extern int isnanf (float x); extern int isnan (double x); extern int isnanl (long double x); extern int isnanw (__float80 x); extern int isnanq (__float128 x); extern int isnanll (long_long_double x); extern int isnandf (decimal_float x); extern int isnand (decimal_double x); extern int isnandl (decimal_long_double x); extern int isnandll (decimal_long_long_double x);
NB: Functions with prototypes containing underscores in type names may be available only with certain extended compilers.