1 #include "v3p_f2c.h" 2 3 #ifdef KR_headers 4 double tanh(); d_tanh(x)5double d_tanh(x) doublereal *x; 6 #else 7 #undef abs 8 #include "math.h" 9 #ifdef __cplusplus 10 extern "C" { 11 #endif 12 double d_tanh(doublereal *x) 13 #endif 14 { 15 return( tanh(*x) ); 16 } 17 #ifdef __cplusplus 18 } 19 #endif 20