md4c: also build the shared library

mingw-w64-md4c/PKGBUILD

@@ -4,7 +4,7 @@ _realname=md4c
 pkgname="${MINGW_PACKAGE_PREFIX}-${_realname}"
 pkgbase="mingw-w64-${_realname}"
 pkgver=0.3.4
-pkgrel=1
+pkgrel=2
 pkgdesc="C Markdown parser implementation compliant to CommonMark specification"
 arch=("any")
 url="https://github.com/mity/md4c"
@@ -40,6 +40,7 @@ build() {
     "${MINGW_PREFIX}/bin/cmake" \
         -G "MSYS Makefiles" \
         -DCMAKE_INSTALL_PREFIX="${MINGW_PREFIX}" \
+        -DBUILD_SHARED_LIBS=ON \
         "${extra_config[@]}" \
         "../${extractdir}"
     make