diff --git a/configure b/configure
index 8fe742f7..32e565cf 100755
--- a/configure
+++ b/configure
@@ -3817,7 +3817,7 @@ _ACEOF
 
 
 
-for ac_header in sys/types.h sys/file.h glob.h wctype.h locale.h langinfo.h
+for ac_header in sys/types.h glob.h wctype.h locale.h langinfo.h
 do :
   as_ac_Header=`$as_echo "ac_cv_header_$ac_header" | $as_tr_sh`
 ac_fn_c_check_header_mongrel "$LINENO" "$ac_header" "$as_ac_Header" "$ac_includes_default"
diff --git a/configure.in b/configure.in
index 3ae9facb..e02b34ca 100644
--- a/configure.in
+++ b/configure.in
@@ -35,7 +35,7 @@ AC_CHECK_SIZEOF(unsigned int)
 AC_CHECK_SIZEOF(unsigned long)
 
 dnl Checks for header files.
-AC_CHECK_HEADERS(sys/types.h sys/file.h glob.h wctype.h locale.h langinfo.h)
+AC_CHECK_HEADERS(sys/types.h glob.h wctype.h locale.h langinfo.h)
 
 dnl Checks for typedefs, structures, and compiler characteristics.
 AC_STRUCT_TM
diff --git a/src/config.h.in b/src/config.h.in
index 569c6e4d..bbb55ee5 100644
--- a/src/config.h.in
+++ b/src/config.h.in
@@ -7,9 +7,6 @@
 /* Define if your <sys/time.h> declares struct tm.  */
 #undef TM_IN_SYS_TIME
 
-/* Define if you have the <sys/file.h> header file.  */
-#undef HAVE_SYS_FILE_H
-
 /* Define if you have the <sys/types.h> header file.  */
 #undef HAVE_SYS_TYPES_H