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-rw-r--r--m4/threadlib.m46
1 files changed, 3 insertions, 3 deletions
diff --git a/m4/threadlib.m4 b/m4/threadlib.m4
index 4348dc3291..1fc5777e97 100644
--- a/m4/threadlib.m4
+++ b/m4/threadlib.m4
@@ -1,4 +1,4 @@
-# threadlib.m4 serial 37
+# threadlib.m4 serial 38
dnl Copyright (C) 2005-2023 Free Software Foundation, Inc.
dnl This file is free software; the Free Software Foundation
dnl gives unlimited permission to copy and/or distribute it,
@@ -443,8 +443,8 @@ AC_DEFUN([gl_THREADLIB_EARLY_BODY],
dnl in mingw 5, the use of libwinpthread still makes test-pthread-tss crash.
m4_divert_text([DEFAULTS], [gl_use_winpthreads_default=no])
AC_ARG_ENABLE([threads],
-AS_HELP_STRING([--enable-threads={isoc|posix|isoc+posix|windows}], [specify multithreading API])m4_ifdef([gl_THREADLIB_DEFAULT_NO], [], [
-AS_HELP_STRING([--disable-threads], [build without multithread safety])]),
+AS_HELP_STRING([[--enable-threads={isoc|posix|isoc+posix|windows}]], [specify multithreading API])m4_ifdef([gl_THREADLIB_DEFAULT_NO], [], [
+AS_HELP_STRING([[--disable-threads]], [build without multithread safety])]),
[gl_use_threads=$enableval],
[if test -n "$gl_use_threads_default"; then
gl_use_threads="$gl_use_threads_default"