diff --git a/contrib/README.md b/contrib/README.md
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+++ b/contrib/README.md
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+Supporting and Contributed Material
+===
+
+This directory holds material that may benefit the users, developers, or
+project but that aren't directly part of the core source of the project
+itself.
+
+Inventory
+====
+
+- **static-opus**: Compiles a static Opusfile library that can be used
+by `./configure` in the absense of `pkg-config`
+
diff --git a/contrib/static-opus/.gitignore b/contrib/static-opus/.gitignore
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index 00000000..357c0272
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+++ b/contrib/static-opus/.gitignore
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+include
+lib
+ogg
+opus
+opusfile
+ogg-master.tar.gz
+opusfile-master.tar.gz
+opus-master.tar.gz
+pkg.m4
+
diff --git a/contrib/static-opus/Makefile b/contrib/static-opus/Makefile
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+++ b/contrib/static-opus/Makefile
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+##
+#  Fetch the latest dependencies from upstream
+#  -------------------------------------------
+OGG_ARCHIVE = ogg-master.tar.gz
+OGG_URL = https://github.com/xiph/ogg/archive/master.tar.gz
+
+OPUS_ARCHIVE = opus-master.tar.gz
+OPUS_URL = https://github.com/xiph/opus/archive/master.tar.gz
+
+OPUSFILE_ARCHIVE = opusfile-master.tar.gz
+OPUSFILE_URL = https://github.com/xiph/opusfile/archive/master.tar.gz
+
+# We use speex's pkg.m4 to work around a bug in opusfile's autotools config
+# that still depends on pkgconfig even if DEPS_ env flags are present.
+# Mingw 1.0 (Windows) does not provide pkg-config, so we need to avoid it.
+OPUSFILE_PKG_URL = https://raw.githubusercontent.com/xiph/speex/master/m4/pkg.m4
+
+##
+#  The audio-codecs rely on accurate floating-point calculations
+#  and will fail to build if they detect too agressive optimizations
+#  such as Ofast or ffast-math; therefore we strip just these flags
+#  and step-down -Ofast to -O3 as an acceptable fallback.
+#
+CFLAGS:= $(subst -Ofast,-O3,$(CFLAGS))
+CFLAGS:= $(filter-out -ffast-math,$(CFLAGS))
+CFLAGS:= $(filter-out -funsafe-math-optimizations,$(CFLAGS))
+
+CXXFLAGS:= $(subst -Ofast,-O3,$(CXXFLAGS))
+CXXFLAGS:= $(filter-out -ffast-math,$(CXXFLAGS))
+CXXFLAGS:= $(filter-out -funsafe-math-optimizations,$(CXXFLAGS))
+
+LDFLAGS:= $(subst -Ofast,-O3,$(LDLAGS))
+LDFLAGS:= $(filter-out -ffast-math,$(LDFLAGS))
+LDFLAGS:= $(filter-out -funsafe-math-optimizations,$(LDFLAGS))
+
+##
+#  Common commands and arguments
+#  -----------------------------
+THREADS = $(shell nproc || echo 4)
+CURL = curl -s -L
+EXTRACT = tar --strip 1 -zxof
+
+##
+#  Everything-targets
+#  ------------------
+.PHONY: all clean dist-clean
+all: ogg opus opusfile
+clean: ogg/clean opus/clean opusfile/clean
+dist-clean:
+	rm -rf ogg opus opusfile include lib share pkg.m4 *.gz
+
+##
+#  Ogg Library
+#  -----------
+ogg: lib/libogg.a
+
+$(OGG_ARCHIVE):
+	$(CURL) "$(OGG_URL)" -o "$(OGG_ARCHIVE)"
+
+ogg/autogen.sh: $(OGG_ARCHIVE)
+	@test -f $@ \
+	|| ( mkdir -p ogg \
+	&& $(EXTRACT) $(OGG_ARCHIVE) -C ogg )
+
+ogg/configure: ogg/autogen.sh
+	cd ogg \
+	&& mkdir -p m4 \
+	&& ./autogen.sh
+
+ogg/Makefile: ogg/configure
+	cd ogg \
+	&& ./configure --disable-shared
+
+lib/libogg.a: ogg/Makefile
+	cd ogg \
+	&& $(MAKE) -j$(THREADS) \
+	&& mkdir -p ../include/ogg ../lib \
+	&& cp -v include/ogg/*.h ../include/ogg \
+	&& cp -v src/.libs/libogg.a ../lib
+
+ogg/clean:
+	cd ogg \
+	&& $(MAKE) clean \
+	&& rm -f configure Makefile
+
+##
+#  Opus Library
+#  ------------
+opus: lib/libopus.a
+
+$(OPUS_ARCHIVE):
+	$(CURL) "$(OPUS_URL)" -o "$(OPUS_ARCHIVE)"
+
+opus/autogen.sh: $(OPUS_ARCHIVE)
+	@test -f $@ \
+	|| ( mkdir -p opus \
+	&& $(EXTRACT) $(OPUS_ARCHIVE) -C opus )
+
+opus/configure: opus/autogen.sh
+	cd opus \
+	&& mkdir -p m4 \
+	&& ./autogen.sh
+
+opus/Makefile: opus/configure
+	cd opus \
+	&& ./configure --disable-shared --disable-extra-programs --disable-doc
+
+lib/libopus.a: opus/Makefile
+	cd opus \
+	&& $(MAKE) -j$(THREADS) \
+	&& mkdir -p ../include/opus ../lib \
+	&& cp -v include/*.h ../include/opus \
+	&& cp -v .libs/libopus.a ../lib
+
+opus/clean:
+	cd opus \
+	&& $(MAKE) clean \
+	&& rm -f configure Makefile
+
+##
+#  Opusfile Library
+#  ----------------
+opusfile: opusfile-message
+
+pkg.m4:
+	$(CURL) "$(OPUSFILE_PKG_URL)" -o "pkg.m4"
+
+$(OPUSFILE_ARCHIVE):
+	$(CURL) "$(OPUSFILE_URL)" -o "$(OPUSFILE_ARCHIVE)"
+
+opusfile/autogen.sh: $(OPUSFILE_ARCHIVE)
+	@test -f $@ \
+	|| ( mkdir -p opusfile \
+	&& $(EXTRACT) $(OPUSFILE_ARCHIVE) -C opusfile )
+
+opusfile/configure: opusfile/autogen.sh pkg.m4
+	cd opusfile \
+	&& mkdir -p m4 \
+	&& cp ../pkg.m4 m4/ \
+	&& ./autogen.sh
+
+opusfile/Makefile: opusfile/configure lib/libopus.a lib/libogg.a
+	cd opusfile && \
+	DEPS_LIBS="-L../lib -lopus -logg" \
+	DEPS_CFLAGS="-I../include -I../include/opus -I../include/ogg" \
+	./configure --disable-shared --disable-doc --disable-http --disable-examples
+
+# We run make twice below. We hide the output of the first run because the
+# auto-tools generated Makefile launches sed and libtool without quoting the
+# current working directory, so those fail when run inside a directory structure
+# containing one or more spaces.
+#
+# Regardless of the sed/libtool issue, if all went well the resulting library will
+# exist, which is why we run make a second time. The second make pass doesn't
+# rerun the sed and libtool comands, so it acts as a safety check. If there's a
+# actual build problem with the source code then it will be caught in this
+# second make run and fail without producing a library.
+#
+lib/libopusfile.a: opusfile/Makefile
+	cd opusfile \
+	&& ( $(MAKE) -j$(THREADS) > make.log 2>&1 || $(MAKE) ) \
+	&& mkdir -p ../include/ ../lib \
+	&& cp -v include/*.h ../include/opus \
+	&& cp -v .libs/*.a ../lib
+
+define OPUSFILE_EXPORTS=
+
+Export the following to configure DOSBox without pkg-config
+-----------------------------------------------------------
+export OPUSFILE_CFLAGS="-I$(CURDIR)/include -I$(CURDIR)/include/opus"
+export OPUSFILE_LIBS="$(CURDIR)/lib/libopusfile.a $(CURDIR)/lib/libogg.a $(CURDIR)/lib/libopus.a -lm"
+endef
+
+.PHONY: opusfile-message
+opusfile-message: lib/libopusfile.a
+	$(info $(OPUSFILE_EXPORTS))
+
+opusfile/clean:
+	cd opusfile \
+	&& $(MAKE) clean \
+	&& rm -f configure Makefile