Remove the non-standard drem() function.

Author: EdSchouten

include/openlibm_math.h

@@ -303,7 +303,6 @@ double	trunc(double);
  * BSD math library entry points
  */
 #if __BSD_VISIBLE
-double	drem(double, double);
 int	finite(double) __pure2;
 int	isnanf(float) __pure2;
 

src/Make.files

@@ -31,7 +31,7 @@ $(CUR_SRCS) = common.c \
 	s_signgam.c s_sin.c s_sincos.c \
 	s_sinf.c s_sincosf.c s_tan.c s_tanf.c s_tanh.c s_tanhf.c s_tgammaf.c \
 	s_trunc.c s_truncf.c s_cpow.c  s_cpowf.c \
-	w_cabs.c w_cabsf.c w_drem.c w_dremf.c
+	w_cabs.c w_cabsf.c
 
 ifneq ($(OS), WINNT)
 $(CUR_SRCS) += s_nan.c