Radix cross Linux 3pp sources

diff --git a/packages/a/zoo/2.10-22-debian/Makefile b/packages/a/zoo/2.10-22-debian/Makefile
new file mode 100644
index 0000000..11f3caf
--- /dev/null
+++ b/packages/a/zoo/2.10-22-debian/Makefile
@@ -0,0 +1,39 @@
+#
+# Project Home:
+# ============
+#   https://ftp.math.utah.edu/pub/zoo
+#   https://www.ibiblio.org/pub/Linux/utils/compress
+#   https://slackware.com
+#
+# Downloads:
+# =========
+#   https://mirrors.slackware.com/slackware/slackware-14.1/source/a/zoo
+#
+
+url         = https://mirrors.slackware.com/slackware/slackware-14.1/source/a/zoo
+
+version     = 2.10-22.debian
+pkgname     = zoo
+suffix      = tar.gz
+
+tarball     = $(addsuffix .$(suffix), $(addprefix $(pkgname)_,$(version)))
+sha1s       = $(addsuffix .sha1sum, $(tarball))
+
+
+all: $(tarball) $(sha1s)
+
+.PHONY: downloads_clean
+
+
+$(tarball):
+	@echo -e "\n======= Downloading source tarball =======\n"
+	@wget -N $(url)/$(tarball)
+
+$(sha1s): %.$(suffix).sha1sum : %.$(suffix)
+	@for tarball in $< ; do \
+	  echo -e "\n======= Calculation the '$$tarball' sha1sum =======\n" ; \
+	  sha1sum --binary $$tarball > $$tarball.sha1sum ; \
+	done
+
+downloads_clean:
+	@rm -rf $(tarball) $(sha1s)
diff --git a/packages/a/zoo/2.10/Makefile b/packages/a/zoo/2.10/Makefile
new file mode 100644
index 0000000..a9ae07e
--- /dev/null
+++ b/packages/a/zoo/2.10/Makefile
@@ -0,0 +1,39 @@
+#
+# Project Home:
+# ============
+#   https://ftp.math.utah.edu/pub/zoo
+#   https://www.ibiblio.org/pub/Linux/utils/compress
+#   https://slackware.com
+#
+# Downloads:
+# =========
+#   https://mirrors.slackware.com/slackware/slackware-14.1/source/a/zoo
+#
+
+url         = https://mirrors.slackware.com/slackware/slackware-14.1/source/a/zoo
+
+version     = 2.10
+pkgname     = zoo
+suffix      = tar.gz
+
+tarball     = $(addsuffix .$(suffix), $(addprefix $(pkgname)-,$(version)))
+sha1s       = $(addsuffix .sha1sum, $(tarball))
+
+
+all: $(tarball) $(sha1s)
+
+.PHONY: downloads_clean
+
+
+$(tarball):
+	@echo -e "\n======= Downloading source tarball =======\n"
+	@wget -N $(url)/$(tarball)
+
+$(sha1s): %.$(suffix).sha1sum : %.$(suffix)
+	@for tarball in $< ; do \
+	  echo -e "\n======= Calculation the '$$tarball' sha1sum =======\n" ; \
+	  sha1sum --binary $$tarball > $$tarball.sha1sum ; \
+	done
+
+downloads_clean:
+	@rm -rf $(tarball) $(sha1s)
diff --git a/packages/a/zoo/Makefile b/packages/a/zoo/Makefile
new file mode 100644
index 0000000..0456de5
--- /dev/null
+++ b/packages/a/zoo/Makefile
@@ -0,0 +1,25 @@
+
+#
+# Following command helps to cheate SUBDIRS list:
+# $ tree -fid .
+#
+
+SUBDIRS := 2.10           \
+           2.10-22-debian
+
+
+all-recursive downloads_clean-recursive:
+	@set fnord $(MAKEFLAGS); amf=$$2; \
+	target=`echo $@ | sed s/-recursive//`; \
+	list='$(SUBDIRS)'; for subdir in $$list; do \
+	  echo "Making $$target in $$subdir"; \
+	  local_target="$$target"; \
+	  (cd $$subdir && $(MAKE) $$fnord $$local_target) \
+	   || case "$$amf" in *=*) exit 1;; *k*) fail=yes;; *) exit 1;; esac; \
+	done; test -z "$$fail"
+
+all: all-recursive
+
+downloads_clean: downloads_clean-recursive
+
+.PHONY: all-recursive downloads_clean-recursive all downloads_clean