--- a/lisp/float-sup.el	Mon Aug 13 11:35:05 2007 +0200
+++ b/lisp/float-sup.el	Mon Aug 13 11:36:19 2007 +0200
@@ -38,18 +38,16 @@
     (error "Floating point was disabled at compile time"))
 
 ;; define pi and e via math-lib calls. (much less prone to killer typos.)
-;; XEmacs change (purecopy)
-(defconst pi (purecopy (* 4 (atan 1))) "The value of Pi (3.1415926...)")
-(defconst e (purecopy (exp 1)) "The value of e (2.7182818...)")
+(defconst pi (* 4 (atan 1)) "The value of Pi (3.1415926...)")
+(defconst e (exp 1) "The value of e (2.7182818...)")
 
 ;; Careful when editing this file ... typos here will be hard to spot.
 ;; (defconst pi       3.14159265358979323846264338327
 ;;  "The value of Pi (3.14159265358979323846264338327...)")
 
-;; XEmacs change (purecopy)
-(defconst degrees-to-radians (purecopy (/ pi 180.0))
+(defconst degrees-to-radians (/ pi 180.0)
   "Degrees to radian conversion constant")
-(defconst radians-to-degrees (purecopy (/ 180.0 pi))
+(defconst radians-to-degrees (/ 180.0 pi)
   "Radian to degree conversion constant")
 
 ;; these expand to a single multiply by a float when byte compiled