--- nawk/main.c
+++ nawk/main.c
@@ -35,7 +35,6 @@
 #include <errno.h>
 #include <string.h>
 #include <locale.h>
-#include <langinfo.h>
 #include <libgen.h>
 
 #define	CMDCLASS	""/*"UX:"*/	/* Command classification */
--- sort/sort.c
+++ sort/sort.c
@@ -63,7 +63,6 @@ static const char sccsid[] USED = "@(#)sort.sl	1.37 (gritter) 5/29/05";
 #include <locale.h>
 #include <wchar.h>
 #include <wctype.h>
-#include <langinfo.h>
 #include <inttypes.h>
 #include <errno.h>
 
@@ -287,18 +286,6 @@ main(int argc, char **argv)
 	else
 		chkblank();
 	compare = cmpf = ccoll ? mb_cur_max > 1 ? cmpm : cmpa : cmpl;
-	setlocale(LC_NUMERIC, "");
-	arg = nl_langinfo(RADIXCHAR);
-	if (mb_cur_max > 1)
-		next(radixchar, arg, i);
-	else
-		radixchar = *arg & 0377;
-	arg = nl_langinfo(THOUSEP);
-	if (mb_cur_max > 1)
-		next(thousep, arg, i);
-	else
-		thousep = *arg & 0377;
-	setlocale(LC_TIME, "");
 	fields = smalloc(NF * sizeof *fields);
 	copyproto();
 	eargv = argv;
@@ -1088,8 +1075,7 @@ cmp(const char *i, const char *j)
 		} else {
 			sa = elicpy(collba, pa, la, '\n', ignore, code);
 			sb = elicpy(collbb, pb, lb, '\n', ignore, code);
-			n = fp->Mflg ? monthcmp(collba, collbb) :
-				strcoll(collba, collbb);
+			n = strcmp(collba, collbb);
 			if (n)
 				return n > 0 ? -fp->rflg : fp->rflg;
 			pa = &pa[sa];
@@ -1570,49 +1556,6 @@ upcdup(const char *s)
 	return r;
 }
 
-static const char	*months[12];
-
-#define	COPY_ABMON(m)	months[m-1] = upcdup(nl_langinfo(ABMON_##m))
-
-static void
-fillmonths(void)
-{
-	COPY_ABMON(1);
-	COPY_ABMON(2);
-	COPY_ABMON(3);
-	COPY_ABMON(4);
-	COPY_ABMON(5);
-	COPY_ABMON(6);
-	COPY_ABMON(7);
-	COPY_ABMON(8);
-	COPY_ABMON(9);
-	COPY_ABMON(10);
-	COPY_ABMON(11);
-	COPY_ABMON(12);
-}
-
-static int
-monthcoll(const char *s)
-{
-	int	i;
-	char	u[MB_LEN_MAX*3+1];
-
-	cpcu3(u, s);
-	for (i = 0; i < 12; i++)
-		if (strcmp(u, months[i]) == 0)
-			return i;
-	return 0;
-}
-
-
-static int
-monthcmp(const char *pa, const char *pb)
-{
-	if (months[0] == NULL)
-		fillmonths();
-	return monthcoll(pa) - monthcoll(pb);
-}
-
 /*
  * isblank() consumes half of execution time (in skip()) with
  * glibc 2.3.1. Check if it contains only space and tab, and