diff --git a/lib/msun/src/e_rem_pio2f.c b/lib/msun/src/e_rem_pio2f.c
index 22f48e0eda79..83a7eaa5e4ef 100644
--- a/lib/msun/src/e_rem_pio2f.c
+++ b/lib/msun/src/e_rem_pio2f.c
@@ -14,9 +14,8 @@
  * ====================================================
  */
 
-#ifndef lint
-static char rcsid[] = "$FreeBSD$";
-#endif
+#include <sys/cdefs.h>
+__FBSDID("$FreeBSD$");
 
 /* __ieee754_rem_pio2f(x,y)
  *
@@ -35,14 +34,13 @@ static char rcsid[] = "$FreeBSD$";
  */
 
 static const double
-zero =  0.00000000000000000000e+00, /* 0x00000000, 0x00000000 */
 half =  5.00000000000000000000e-01, /* 0x3FE00000, 0x00000000 */
-two24 =  1.67772160000000000000e+07, /* 0x41700000, 0x00000000 */
 invpio2 =  6.36619772367581382433e-01, /* 0x3FE45F30, 0x6DC9C883 */
 pio2_1  =  1.57079632673412561417e+00, /* 0x3FF921FB, 0x54400000 */
 pio2_1t =  6.07710050650619224932e-11; /* 0x3DD0B461, 0x1A626331 */
 
-	int32_t __ieee754_rem_pio2f(float x, float *y)
+int
+__ieee754_rem_pio2f(float x, float *y)
 {
 	double w,t,r,fn;
 	double tx[1],ty[2];