From c876d6a51cddfb5853fde65a32da4920799b8942 Mon Sep 17 00:00:00 2001
From: Rosen Penev <rosenp@gmail.com>
Date: Mon, 20 Jul 2020 19:59:20 -0700
Subject: [PATCH] lib/icu: fix build without libc iconv support

Need to check for it in iconv.h. Otherwise meson prefixes a __builtin variant in the check.
---
 src/lib/icu/meson.build | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/lib/icu/meson.build b/src/lib/icu/meson.build
index 5386a62b4..bd6e30944 100644
--- a/src/lib/icu/meson.build
+++ b/src/lib/icu/meson.build
@@ -18,7 +18,7 @@ if icu_dep.found()
     'Init.cxx',
   ]
 elif not get_option('iconv').disabled()
-  have_iconv = compiler.has_function('iconv')
+  have_iconv = compiler.has_function('iconv', prefix : '#include <iconv.h>')
   conf.set('HAVE_ICONV', have_iconv)
   if not have_iconv and get_option('iconv').enabled()
     error('iconv() not available')