1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19
#include "f2c.h" #ifdef KR_headers double atan2(); double r_atn2(x,y) real *x, *y; #else #undef abs #include "math.h" #ifdef __cplusplus extern "C" { #endif double r_atn2(real *x, real *y) #endif { return( atan2(*x,*y) ); } #ifdef __cplusplus } #endif