vcpkg/ports/icu/fix-win-build.patch

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diff --git a/source/configure.ac b/source/configure.ac
index 425fdc7..97210f8 100644
--- a/source/configure.ac
+++ b/source/configure.ac
@@ -114,6 +114,15 @@ AC_ARG_ENABLE([icu-config],
esac], [enable_icu_config=true])
AC_SUBST(INSTALL_ICU_CONFIG, [$enable_icu_config])
+AC_ARG_ENABLE([icu-build-win],
+ AS_HELP_STRING([--enable-icu-build-win], [install icu-build-win]),
+ [case "${enableval}" in
+ yes) enable_icu_build_win=true ;;
+ no) enable_icu_build_win=false ;;
+ *) AC_MSG_ERROR([bad value '${enableval}' for --enable-icu-build-win]) ;;
+ esac], [enable_icu_build_win=true])
+AC_SUBST(INSTALL_ICU_BUILD_WIN, [$enable_icu_build_win])
+
# Check whether to build debug libraries
AC_MSG_CHECKING([whether to build debug libraries])
enabled=no
@@ -263,12 +272,14 @@ ICU_CHECK_MH_FRAG
# Checks for libraries and other host specific stuff
# On HP/UX, don't link to -lm from a shared lib because it isn't
# PIC (at least on 10.2)
+if test "$enable_icu_build_win" = no; then
case "${host}" in
*-*-hpux*) AC_CHECK_LIB(m, floor, LIB_M="-lm") ;;
*) AC_CHECK_LIB(m, floor)
LIB_M="" ;;
esac
+fi
AC_SUBST(LIB_M)
# Check whether to build shared libraries