1 files changed, 0 insertions, 15 deletions
diff --git a/contrib/libf2c/libF77/z_sin.c b/contrib/libf2c/libF77/z_sin.c
deleted file mode 100644
index e24caff927e9..000000000000
--- a/contrib/libf2c/libF77/z_sin.c
+++ /dev/null
@@ -1,15 +0,0 @@
-#include "f2c.h"
-
-#ifdef KR_headers
-double sin(), cos(), sinh(), cosh();
-VOID z_sin(r, z) doublecomplex *r, *z;
-#else
-#undef abs
-#include "math.h"
-void z_sin(doublecomplex *r, doublecomplex *z)
-#endif
-{
-	double zi = z->i, zr = z->r;
-	r->r = sin(zr) * cosh(zi);
-	r->i = cos(zr) * sinh(zi);
-	}