1 files changed, 20 insertions, 0 deletions
diff --git a/unix/f2c/libf2c/d_nint.c b/unix/f2c/libf2c/d_nint.c
new file mode 100644
index 00000000..66f2dd0e
--- /dev/null
+++ b/unix/f2c/libf2c/d_nint.c
@@ -0,0 +1,20 @@
+#include "f2c.h"
+
+#ifdef KR_headers
+double floor();
+double d_nint(x) doublereal *x;
+#else
+#undef abs
+#include "math.h"
+#ifdef __cplusplus
+extern "C" {
+#endif
+double d_nint(doublereal *x)
+#endif
+{
+return( (*x)>=0 ?
+	floor(*x + .5) : -floor(.5 - *x) );
+}
+#ifdef __cplusplus
+}
+#endif