1 files changed, 13 insertions, 0 deletions
diff --git a/lib/libF77/d_sqrt.c b/lib/libF77/d_sqrt.c
new file mode 100644
index 0000000..bee10a3
--- /dev/null
+++ b/lib/libF77/d_sqrt.c
@@ -0,0 +1,13 @@
+#include "f2c.h"
+
+#ifdef KR_headers
+double sqrt();
+double d_sqrt(x) doublereal *x;
+#else
+#undef abs
+#include "math.h"
+double d_sqrt(doublereal *x)
+#endif
+{
+return( sqrt(*x) );
+}