Radix cross Linux 3pp sources

diff --git a/packages/n/gpa/Makefile b/packages/n/gpa/Makefile
new file mode 100644
index 0000000..f49d892
--- /dev/null
+++ b/packages/n/gpa/Makefile
@@ -0,0 +1,48 @@
+#
+# Project Home:
+# ============
+# https://gnupg.org
+#
+# Downloads:
+# =========
+# ftp://ftp.gnupg.org/gcrypt/gpa
+# https://gnupg.org/ftp/gcrypt/gpa
+#
+
+url         = https://gnupg.org/ftp/gcrypt/gpa
+
+versions    = 0.9.4 0.9.5 0.9.9 0.10.0
+
+pkgname     = gpa
+suffix      = tar.bz2
+
+tarballs    = $(addsuffix .$(suffix), $(addprefix $(pkgname)-, $(versions)))
+signatures  = $(addsuffix .sig, $(tarballs))
+sha1s       = $(addsuffix .sha1sum, $(tarballs))
+
+
+all: $(tarballs) $(signatures) $(sha1s)
+
+.PHONY: downloads_clean
+
+$(tarballs):
+	@echo -e "\n======= Downloading source tarballs =======\n"
+	@for tarball in $(tarballs) ; do \
+	  wget -N $(url)/$$tarball ; \
+	done
+
+$(signatures): %.$(suffix).sig : %.$(suffix)
+	@for signature in $@ ; do \
+	  echo -e "\n======= Downloading '$$signature' signature =======\n" ; \
+	  wget -N $(url)/$$signature ; \
+	  touch $$signature ; \
+	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 $(tarballs) $(signatures) $(sha1s)