Radix cross Linux 3pp sources

diff --git a/packages/s/Linux-PAM/Makefile b/packages/s/Linux-PAM/Makefile
new file mode 100644
index 0000000..f61409e
--- /dev/null
+++ b/packages/s/Linux-PAM/Makefile
@@ -0,0 +1,48 @@
+#
+# Project Home:
+# ============
+# http://linux-pam.org
+#
+# Downloads:
+# =========
+# https://github.com/linux-pam/linux-pam/releases
+#
+
+url          = https://github.com/linux-pam/linux-pam/releases
+
+versions     = 1.5.0 1.5.1
+pkg_name     = Linux-PAM
+suffix       = tar.xz
+
+tarballs     = $(addsuffix .$(suffix), $(addprefix $(pkg_name)-, $(versions)))
+doc_tarballs = $(addsuffix -docs.$(suffix), $(addprefix $(pkg_name)-, $(versions)))
+sha1s        = $(addsuffix .sha1sum, $(tarballs))
+sha1s       += $(addsuffix .sha1sum, $(doc_tarballs))
+
+
+all: $(tarballs) $(doc_tarballs) $(sha1s)
+
+.PHONY: downloads_clean
+
+$(tarballs):
+	@echo -e "\n======= Downloading source tarballs =======\n"
+	@for tarball in $(tarballs) ; do \
+	  version=`echo $$tarball | sed 's/\([a-zA-Z0-9-]*\)\([0-9][.0-9]*[.0-9]*\)\(\..*\)/\2/'` ; \
+	  wget -N $(url)/download/v$$version/$$tarball ; \
+	done
+
+$(doc_tarballs):
+	@echo -e "\n======= Downloading documentation tarballs =======\n"
+	@for tarball in $(doc_tarballs) ; do \
+	  version=`echo $$tarball | sed 's/\([a-zA-Z0-9-]*\)\([0-9][.0-9]*[.0-9]*\)\(\-.*\)/\2/'` ; \
+	  wget -N $(url)/download/v$$version//$$tarball ; \
+	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) $(doc_tarballs) $(sha1s)