Radix cross Linux 3pp sources

diff --git a/packages/a/os-prober/Makefile b/packages/a/os-prober/Makefile
new file mode 100644
index 0000000..a64d81b
--- /dev/null
+++ b/packages/a/os-prober/Makefile
@@ -0,0 +1,52 @@
+#
+# Project Home:
+# ============
+#   https://packages.debian.org/sid/os-prober
+#
+# Downloads:
+# =========
+#   http://ftp.de.debian.org/debian/pool/main/o/os-prober
+#
+
+url         = http://ftp.de.debian.org/debian/pool/main/o/os-prober
+
+versions    = 1.65 1.70 1.79 1.81
+pkgname     = os-prober
+suffix      = tar.xz
+
+tarball     = $(addsuffix .$(suffix), $(addprefix $(pkgname)-, $(versions)))
+sha1s       = $(addsuffix .sha1sum, $(tarball))
+description = $(addsuffix .dsc, $(addprefix $(pkgname)-, $(versions)))
+
+files       = $(description)
+
+all: $(tarball) $(files) $(sha1s)
+
+.PHONY: downloads_clean
+
+
+$(tarball):
+	@echo -e "\n======= Downloading source tarball =======\n"
+	@for version in $(versions) ; do \
+	  wget -N $(url)/$(pkgname)_$$version.$(suffix) ; \
+	  tar xJf $(pkgname)_$$version.$(suffix) ; \
+	  mv $(pkgname) $(pkgname)-$$version ; \
+	  tar cJf $(pkgname)-$$version.$(suffix) $(pkgname)-$$version ; \
+	  rm -rf $(pkgname)-$$version $(pkgname)_$$version.$(suffix) ; \
+	done
+
+$(files): $(tarball)
+	@echo -e "\n======= Downloading patch and description =======\n"
+	@for version in $(versions) ; do \
+	  wget -N $(url)/$(pkgname)_$$version.dsc ; \
+	  mv $(pkgname)_$$version.dsc $(pkgname)-$$version.dsc ; \
+	done
+
+$(sha1s): %.$(suffix).sha1sum : %.$(suffix)
+	@for tarball in $< ; do \
+	  echo -e "\n======= Calculation the '$$tarball' sha1sum =======\n" ; \
+	  sha1sum --binary $$tarball > $$tarball.sha1sum ; \
+	done
+
+downloads_clean:
+	@rm -rf $(tarball) $(files) $(sha1s)