diff --git a/arch/tar/PKGCONF b/arch/tar/PKGCONF
new file mode 100644
index 0000000..13eb442
--- /dev/null
+++ b/arch/tar/PKGCONF
@@ -0,0 +1,23 @@
+VERSION=1.35
+PACKAGE=tar
+SRC=${PACKAGE}-${VERSION}.tar.gz
+URL=${SITE_GNU}/${PACKAGE}/${SRC}
+CATEGORY=arch
+
+configure() {
+	echo "Configuring $PACKAGE"
+	cd "${SRCDIR}/${PACKAGE}-${VERSION}"
+	LIBS="-lintl -liconv" ./configure --disable-year2038
+}
+
+build() {
+	echo "Building $PACKAGE"
+	cd "${SRCDIR}/${PACKAGE}-${VERSION}"
+	make -j ${NCPU}
+}
+
+install() {
+	echo "Installing $PACKAGE to ${DESTDIR}"
+	cd "${SRCDIR}/${PACKAGE}-${VERSION}"
+	make install DESTDIR="${DESTDIR}"
+}
diff --git a/libs/mpc/PKGCONF b/libs/mpc/PKGCONF
new file mode 100644
index 0000000..31f273b
--- /dev/null
+++ b/libs/mpc/PKGCONF
@@ -0,0 +1,24 @@
+PACKAGE=mpc
+VERSION=1.3.1
+SRC=${PACKAGE}-${VERSION}.tar.gz
+URL=${SITE_GNU}/${PACKAGE}/${SRC}
+CATEGORY=libs
+DEPENDS="libs/gmp libs/mpfr"
+
+configure() {
+	echo "Configuring $PACKAGE"
+	cd "${SRCDIR}/${PACKAGE}-${VERSION}"
+	./configure
+}
+
+build() {
+	echo "Building $PACKAGE"
+	cd "${SRCDIR}/${PACKAGE}-${VERSION}"
+	make -j ${NCPU}
+}
+
+install() {
+	echo "Installing $PACKAGE to ${DESTDIR}"
+	cd "${SRCDIR}/${PACKAGE}-${VERSION}"
+	make install DESTDIR="${DESTDIR}"
+}
diff --git a/libs/mpfr/PKGCONF b/libs/mpfr/PKGCONF
new file mode 100644
index 0000000..bc19eb8
--- /dev/null
+++ b/libs/mpfr/PKGCONF
@@ -0,0 +1,24 @@
+PACKAGE=mpfr
+VERSION=4.2.2
+SRC=${PACKAGE}-${VERSION}.tar.gz
+URL=${SITE_GNU}/${PACKAGE}/${SRC}
+CATEGORY=libs
+DEPENDS="libs/gmp"
+
+configure() {
+	echo "Configuring $PACKAGE"
+	cd "${SRCDIR}/${PACKAGE}-${VERSION}"
+	./configure
+}
+
+build() {
+	echo "Building $PACKAGE"
+	cd "${SRCDIR}/${PACKAGE}-${VERSION}"
+	make -j ${NCPU}
+}
+
+install() {
+	echo "Installing $PACKAGE to ${DESTDIR}"
+	cd "${SRCDIR}/${PACKAGE}-${VERSION}"
+	make install DESTDIR="${DESTDIR}"
+}