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-rw-r--r--m4/iconv.m49
1 files changed, 5 insertions, 4 deletions
diff --git a/m4/iconv.m4 b/m4/iconv.m4
index f8a536b..d0e61de 100644
--- a/m4/iconv.m4
+++ b/m4/iconv.m4
@@ -1,5 +1,5 @@
-# iconv.m4 serial 23
-dnl Copyright (C) 2000-2002, 2007-2014, 2016-2020 Free Software Foundation,
+# iconv.m4 serial 24
+dnl Copyright (C) 2000-2002, 2007-2014, 2016-2021 Free Software Foundation,
dnl Inc.
dnl This file is free software; the Free Software Foundation
dnl gives unlimited permission to copy and/or distribute it,
@@ -92,8 +92,9 @@ AC_DEFUN([AM_ICONV_LINK],
#endif
]],
[[int result = 0;
- /* Test against AIX 5.1 bug: Failures are not distinguishable from successful
- returns. */
+ /* Test against AIX 5.1...7.2 bug: Failures are not distinguishable from
+ successful returns. This is even documented in
+ <https://www.ibm.com/support/knowledgecenter/ssw_aix_72/i_bostechref/iconv.html> */
{
iconv_t cd_utf8_to_88591 = iconv_open ("ISO8859-1", "UTF-8");
if (cd_utf8_to_88591 != (iconv_t)(-1))