diff --git a/Ports/.hosted_defs.sh b/Ports/.hosted_defs.sh
index fa44d64b97..eeec19dc2d 100644
--- a/Ports/.hosted_defs.sh
+++ b/Ports/.hosted_defs.sh
@@ -8,3 +8,6 @@ export AR="${SERENITY_ARCH}-pc-serenity-ar"
 export RANLIB="${SERENITY_ARCH}-pc-serenity-ranlib"
 export PATH="${SERENITY_ROOT}/Toolchain/Local/${SERENITY_ARCH}/bin:${PATH}"
 export DESTDIR="${SERENITY_BUILD_DIR}/Root"
+export PKG_CONFIG_DIR=""
+export PKG_CONFIG_SYSROOT_DIR="${SERENITY_BUILD_DIR}/Root"
+export PKG_CONFIG_LIBDIR="${PKG_CONFIG_SYSROOT_DIR}/usr/lib/pkgconfig/:${PKG_CONFIG_SYSROOT_DIR}/usr/local/lib/pkgconfig"
diff --git a/Ports/.port_include.sh b/Ports/.port_include.sh
index 2e282d450e..c61d01b607 100755
--- a/Ports/.port_include.sh
+++ b/Ports/.port_include.sh
@@ -3,6 +3,15 @@ set -eu
 
 SCRIPT="$(dirname "${0}")"
 export SERENITY_ARCH="${SERENITY_ARCH:-i686}"
+export SERENITY_BUILD_DIR="${SERENITY_ROOT}/Build/${SERENITY_ARCH}"
+export CC="${SERENITY_ARCH}-pc-serenity-gcc"
+export CXX="${SERENITY_ARCH}-pc-serenity-g++"
+export AR="${SERENITY_ARCH}-pc-serenity-ar"
+export RANLIB="${SERENITY_ARCH}-pc-serenity-ranlib"
+export PATH="${SERENITY_ROOT}/Toolchain/Local/${SERENITY_ARCH}/bin:${PATH}"
+export PKG_CONFIG_DIR=""
+export PKG_CONFIG_SYSROOT_DIR="${SERENITY_BUILD_DIR}/Root"
+export PKG_CONFIG_LIBDIR="${PKG_CONFIG_SYSROOT_DIR}/usr/lib/pkgconfig/:${PKG_CONFIG_SYSROOT_DIR}/usr/local/lib/pkgconfig/"
 
 maybe_source() {
     if [ -f "$1" ]; then