Update after gettext 0.20.1 was released.
diff --git a/.gitignore b/.gitignore
index 9135c0f..3d57795 100644
--- a/.gitignore
+++ b/.gitignore
@@ -128,30 +128,20 @@
/srcm4/fcntl_h.m4
/srcm4/getprogname.m4
/srcm4/gettext.m4
-/srcm4/glibc2.m4
/srcm4/gnulib-common.m4
/srcm4/gnulib-comp.m4
/srcm4/gnulib-tool.m4
/srcm4/host-cpu-c-abi.m4
/srcm4/iconv.m4
/srcm4/include_next.m4
-/srcm4/intdiv0.m4
/srcm4/intl-thread-locale.m4
-/srcm4/intl.m4
-/srcm4/intldir.m4
/srcm4/intlmacosx.m4
-/srcm4/intmax.m4
-/srcm4/inttypes-pri.m4
-/srcm4/inttypes_h.m4
/srcm4/largefile.m4
-/srcm4/lcmessage.m4
/srcm4/lib-ld.m4
/srcm4/lib-link.m4
/srcm4/lib-prefix.m4
/srcm4/libunistring-base.m4
/srcm4/limits-h.m4
-/srcm4/lock.m4
-/srcm4/longlong.m4
/srcm4/lstat.m4
/srcm4/malloc.m4
/srcm4/malloca.m4
@@ -164,7 +154,6 @@
/srcm4/off_t.m4
/srcm4/pathmax.m4
/srcm4/po.m4
-/srcm4/printf-posix.m4
/srcm4/progtest.m4
/srcm4/raise.m4
/srcm4/read.m4
@@ -176,14 +165,12 @@
/srcm4/signal_h.m4
/srcm4/signalblocking.m4
/srcm4/sigpipe.m4
-/srcm4/size_max.m4
/srcm4/ssize_t.m4
/srcm4/stat-time.m4
/srcm4/stat.m4
/srcm4/stdbool.m4
/srcm4/stddef_h.m4
/srcm4/stdint.m4
-/srcm4/stdint_h.m4
/srcm4/stdio_h.m4
/srcm4/stdlib_h.m4
/srcm4/strerror.m4
@@ -191,16 +178,13 @@
/srcm4/sys_socket_h.m4
/srcm4/sys_stat_h.m4
/srcm4/sys_types_h.m4
-/srcm4/threadlib.m4
/srcm4/time_h.m4
-/srcm4/uintmax_t.m4
/srcm4/unistd_h.m4
/srcm4/unlocked-io.m4
/srcm4/visibility.m4
/srcm4/warn-on-use.m4
/srcm4/wchar_t.m4
/srcm4/wint_t.m4
-/srcm4/xsize.m4
/srcm4/zzgnulib.m4
# Cached parameters of gnulib-tool:
/srcm4/gnulib-cache.m4
