--- libxml2-2.10.0/configure.ac.orig 2022-08-17 13:22:20.000000000 +0200 +++ libxml2-2.10.0/configure.ac 2022-08-21 22:52:07.719938300 +0200 @@ -769,7 +769,7 @@ case "$host" in *-*-cygwin*) MODULE_EXTENSION=".dll" - AC_CHECK_LIB(cygwin, dlopen, [ + AC_CHECK_LIB(msys-2.0, dlopen, [ WITH_MODULES=1 MODULE_PLATFORM_LIBS= AC_DEFINE([HAVE_DLOPEN], [], [Have dlopen based dso])