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-rw-r--r--libf2c/libF77/c_sin.c6
1 files changed, 0 insertions, 6 deletions
diff --git a/libf2c/libF77/c_sin.c b/libf2c/libF77/c_sin.c
index 93a57660a90..07ef4d6501c 100644
--- a/libf2c/libF77/c_sin.c
+++ b/libf2c/libF77/c_sin.c
@@ -1,15 +1,9 @@
#include "f2c.h"
-#ifdef KR_headers
-extern double sin(), cos(), sinh(), cosh();
-
-VOID c_sin(r, z) complex *r, *z;
-#else
#undef abs
#include "math.h"
void c_sin(complex *r, complex *z)
-#endif
{
double zi = z->i, zr = z->r;
r->r = sin(zr) * cosh(zi);
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