--- src/interpolate.h~	Tue May 12 05:43:04 1998
+++ src/interpolate.h	Sun May 18 13:25:35 2003
@@ -31,7 +31,9 @@
 
 #include <math.h>
 
+#ifndef __FreeBSD__
 typedef float float_t;
+#endif
 
 typedef struct {
 	float_t   x;				/* upper x value for this interval */