Import (slightly modified) ru.koi8-r.win.kbd:1.1 from FreeBSD (fjoe):
[dragonfly.git] / contrib / libf2c / libF77 / c_cos.c
1 #include "f2c.h"
2
3 #ifdef KR_headers
4 extern double sin(), cos(), sinh(), cosh();
5
6 VOID c_cos(r, z) complex *r, *z;
7 #else
8 #undef abs
9 #include "math.h"
10
11 void c_cos(complex *r, complex *z)
12 #endif
13 {
14         double zi = z->i, zr = z->r;
15         r->r =   cos(zr) * cosh(zi);
16         r->i = - sin(zr) * sinh(zi);
17         }