diff -rupN --no-dereference qtbase-everywhere-src-5.15.12/src/corelib/configure.json qtbase-everywhere-src-5.15.12-new/src/corelib/configure.json

--- qtbase-everywhere-src-5.15.12/src/corelib/configure.json	2023-10-17 14:50:53.000000000 +0200

+++ qtbase-everywhere-src-5.15.12-new/src/corelib/configure.json	2024-02-15 09:58:44.024411110 +0100

@@ -675,7 +675,7 @@

             "label": "GNU iconv",

             "enable": "input.iconv == 'gnu'",

             "disable": "input.iconv == 'posix' || input.iconv == 'sun' || input.iconv == 'no'",

-            "condition": "!config.win32 && !config.qnx && !config.android && !config.darwin && !features.posix-libiconv && !features.sun-libiconv && libs.gnu_iconv",

+            "condition": "!config.qnx && !config.android && !config.darwin && !features.posix-libiconv && !features.sun-libiconv && libs.gnu_iconv",

             "output": [ "privateFeature" ]

         },

         "icu": {