1 files changed, 9 insertions, 0 deletions
diff --git a/contrib/libf2c/libF77/d_abs.c b/contrib/libf2c/libF77/d_abs.c
new file mode 100644
index 0000000..a43a5c7
--- /dev/null
+++ b/contrib/libf2c/libF77/d_abs.c
@@ -0,0 +1,9 @@
+#include "f2c.h"
+
+double
+d_abs (doublereal * x)
+{
+  if (*x >= 0)
+    return (*x);
+  return (-*x);
+}