On win32, LDFLAGS need to contain -no-undefined to get DLLs built.

git-svn-id: svn+ssh://svn.gnucash.org/repo/gnucash/trunk@14741 57a11ea4-9604-0410-9ed3-97b8803252fd

packaging/win32/install.sh

@@ -603,7 +603,7 @@ function inst_gnucash() {
 	--enable-debug \
 	CPPFLAGS="${AUTOTOOLS_CPPFLAGS} ${REGEX_CPPFLAGS}" \
 	CFLAGS="${AUTOTOOLS_CPPFLAGS} ${REGEX_CPPFLAGS}" \
-	LDFLAGS="${AUTOTOOLS_LDFLAGS} ${REGEX_LDFLAGS}" \
+	LDFLAGS="-no-undefined ${AUTOTOOLS_LDFLAGS} ${REGEX_LDFLAGS}" \
 	PKG_CONFIG_PATH="${PKG_CONFIG_PATH}" \
 	PATH="${PATH}"
 #    make