1 files changed, 13 insertions, 0 deletions
diff --git a/contrib/libf2c/libF77/i_dnnt.c b/contrib/libf2c/libF77/i_dnnt.c
new file mode 100644
index 000000000000..4ede56ac3559
--- /dev/null
+++ b/contrib/libf2c/libF77/i_dnnt.c
@@ -0,0 +1,13 @@
+#include "f2c.h"
+
+#ifdef KR_headers
+double floor();
+integer i_dnnt(x) doublereal *x;
+#else
+#undef abs
+#include <math.h>
+integer i_dnnt(doublereal *x)
+#endif
+{
+return (integer)(*x >= 0. ? floor(*x + .5) : -floor(.5 - *x));
+}