diff --git a/configure.ac b/configure.ac
index d0081a30..32a162f1 100644
--- a/configure.ac
+++ b/configure.ac
@@ -39,7 +39,7 @@ dnl Checks for header files.
 AC_CHECK_HEADERS(crypt.h fcntl.h unistd.h sys/time.h utmp.h \
 	utmpx.h termios.h termio.h sgtty.h sys/ioctl.h syslog.h paths.h \
 	utime.h ulimit.h sys/capability.h sys/random.h sys/resource.h \
-	gshadow.h lastlog.h locale.h rpc/key_prot.h netdb.h acl/libacl.h \
+	gshadow.h lastlog.h rpc/key_prot.h netdb.h acl/libacl.h \
 	attr/libattr.h attr/error_context.h)
 
 dnl shadow now uses the libc's shadow implementation
diff --git a/lib/defines.h b/lib/defines.h
index a849e5a7..e059944d 100644
--- a/lib/defines.h
+++ b/lib/defines.h
@@ -18,15 +18,7 @@ extern char * textdomain (const char * domainname);
 # define ngettext(Msgid1, Msgid2, N) \
     ((N) == 1 ? (const char *) (Msgid1) : (const char *) (Msgid2))
 #else
-#ifdef HAVE_LOCALE_H
-# include <locale.h>
-#else
-# undef setlocale
-# define setlocale(category, locale)	(NULL)
-# ifndef LC_ALL
-#  define LC_ALL	6
-# endif
-#endif
+#include <locale.h>
 
 #define gettext_noop(String) (String)
 /* #define gettext_def(String) "#define String" */