diff --git a/dev-patches/aclocal.patch b/dev-patches/aclocal.patch
new file mode 100644
index 0000000..00a9539
--- /dev/null
+++ b/dev-patches/aclocal.patch
@@ -0,0 +1,23 @@
+diff --git a/aclocal.m4 b/aclocal.m4
+index 26af88aa..66e7b3f1 100644
+--- a/aclocal.m4
++++ b/aclocal.m4
+@@ -1576,15 +1576,15 @@ AC_DEFUN(BASH_CHECK_DEV_FD,
+ [AC_MSG_CHECKING(whether /dev/fd is available)
+ AC_CACHE_VAL(bash_cv_dev_fd,
+ [bash_cv_dev_fd=""
+-if test -d /dev/fd && (exec test -r /dev/fd/0 < /dev/null) ; then
++if test "$host_os" = "openedition" && (exec test -r /dev/fd0 < /dev/null); then
++  bash_cv_dev_fd=nodir		# /dev/fdN via character device
++elif test -d /dev/fd && (exec test -r /dev/fd/0 < /dev/null) ; then
+ # check for systems like FreeBSD 5 that only provide /dev/fd/[012]
+    if (exec test -r /dev/fd/3 3</dev/null) ; then
+      bash_cv_dev_fd=standard
+    else
+      bash_cv_dev_fd=absent
+    fi
+-elif test "$host_os" = "openedition" && (exec test -r /dev/fd0 < /dev/null); then
+-  bash_cv_dev_fd=nodir		# /dev/fdN via character device
+ fi
+ if test -z "$bash_cv_dev_fd" ; then 
+   if test -d /proc/self/fd && (exec test -r /proc/self/fd/0 < /dev/null) ; then
diff --git a/dev-patches/array.tests.patch b/dev-patches/array.tests.patch
new file mode 100644
index 0000000..4db6e82
--- /dev/null
+++ b/dev-patches/array.tests.patch
@@ -0,0 +1,64 @@
+diff --git a/tests/array.tests b/tests/array.tests
+index b6d6c9cc..e6cddd6c 100644
+--- a/tests/array.tests
++++ b/tests/array.tests
+@@ -16,7 +16,7 @@
+ set +o posix
+ 
+ set +a
+-# The calls to egrep -v are to filter out builtin array variables that are
++# The calls to grep -E -v are to filter out builtin array variables that are
+ # automatically set and possibly contain values that vary.
+ 
+ # first make sure we handle the basics
+@@ -61,7 +61,7 @@ echo ${a[@]}
+ echo ${a[*]}
+ 
+ # this should print out values, too
+-declare -a | egrep -v '(BASH_VERSINFO|PIPESTATUS|GROUPS)'
++declare -a | grep -E -v '(BASH_VERSINFO|PIPESTATUS|GROUPS)'
+ 
+ unset a[7]
+ echo ${a[*]}
+@@ -92,11 +92,11 @@ echo ${a[@]}
+ readonly a[5]
+ readonly a
+ # these two lines should output `declare' commands
+-readonly -a | egrep -v '(BASH_VERSINFO|PIPESTATUS|GROUPS)'
+-declare -ar | egrep -v '(BASH_VERSINFO|PIPESTATUS|GROUPS)'
++readonly -a | grep -E -v '(BASH_VERSINFO|PIPESTATUS|GROUPS)'
++declare -ar | grep -E -v '(BASH_VERSINFO|PIPESTATUS|GROUPS)'
+ # this line should output `readonly' commands, even for arrays
+ set -o posix
+-readonly -a | egrep -v '(BASH_VERSINFO|PIPESTATUS|GROUPS)'
++readonly -a | grep -E -v '(BASH_VERSINFO|PIPESTATUS|GROUPS)'
+ set +o posix
+ 
+ declare -a d='([1]="" [2]="bdef" [5]="hello world" "test")'
+@@ -111,7 +111,7 @@ b=([0]=this [1]=is [2]=a [3]=test [4]="$PS1" [5]=$pass)
+ 
+ echo ${b[@]:2:3}
+ 
+-declare -pa | egrep -v '(BASH_VERSINFO|PIPESTATUS|GROUPS)'
++declare -pa | grep -E -v '(BASH_VERSINFO|PIPESTATUS|GROUPS)'
+ 
+ a[3]="this is a test"
+ 
+@@ -131,7 +131,7 @@ d=([1]="test test" [-65]=negative )
+ unset d[12]
+ unset e[*]
+ 
+-declare -a | egrep -v '(BASH_VERSINFO|PIPESTATUS|GROUPS)'
++declare -a | grep -E -v '(BASH_VERSINFO|PIPESTATUS|GROUPS)'
+ 
+ ps1='hello'
+ unset ps1[2]
+@@ -157,7 +157,7 @@ echo ${vv[0]} ${vv[3]}
+ echo ${vv[@]}
+ unset vv
+ 
+-declare -a | egrep -v '(BASH_VERSINFO|PIPESTATUS|GROUPS)'
++declare -a | grep -E -v '(BASH_VERSINFO|PIPESTATUS|GROUPS)'
+ 
+ export rv
+ #set
diff --git a/dev-patches/coproc.tests.patch b/dev-patches/coproc.tests.patch
new file mode 100644
index 0000000..c554df3
--- /dev/null
+++ b/dev-patches/coproc.tests.patch
@@ -0,0 +1,17 @@
+diff --git a/tests/coproc.tests b/tests/coproc.tests
+index a7359320..07651bf5 100644
+--- a/tests/coproc.tests
++++ b/tests/coproc.tests
+@@ -65,7 +65,11 @@ read <&${COPROC[0]}
+ echo $REPLY
+ echo ${COPROC[@]}
+ 
+-cat /etc/passwd | grep root | awk -F: '{print $1;}' | sed 1q
++if [ -r "/etc/passwd" ]; then
++  cat /etc/passwd | grep root | awk -F: '{print $1;}' | sed 1q
++else
++  echo "root" # Some platforms do not have a /etc/passwd file
++fi
+ 
+ exec 4<&${COPROC[0]}-
+ exec >&${COPROC[1]}-
diff --git a/dev-patches/redir.tests.patch b/dev-patches/redir.tests.patch
new file mode 100644
index 0000000..e654a66
--- /dev/null
+++ b/dev-patches/redir.tests.patch
@@ -0,0 +1,13 @@
+diff --git a/tests/redir.tests b/tests/redir.tests
+index a17da0fc..59f22af2 100644
+--- a/tests/redir.tests
++++ b/tests/redir.tests
+@@ -59,7 +59,7 @@ cat < $z
+ 
+ echo "Point 1"
+ 
+-exec 3</etc/passwd
++exec 3</etc/profile
+ exec 4>$TMPDIR/bash-a
+ exec 5>$TMPDIR/bash-b
+ echo "Point 2"
diff --git a/dev-patches/dontupstream/sig.c.patch b/dev-patches/sig.c.patch
similarity index 100%
rename from dev-patches/dontupstream/sig.c.patch
rename to dev-patches/sig.c.patch
diff --git a/dev-patches/source6.sub.patch b/dev-patches/source6.sub.patch
new file mode 100644
index 0000000..8cdec35
--- /dev/null
+++ b/dev-patches/source6.sub.patch
@@ -0,0 +1,13 @@
+diff --git a/tests/source6.sub b/tests/source6.sub
+index 24372927..cdae2cbb 100644
+--- a/tests/source6.sub
++++ b/tests/source6.sub
+@@ -32,7 +32,7 @@ echo $?
+ echo $?
+ 
+ # pipe
+-if [ -e /dev/stdin ]; then
++if /bin/test -e /dev/stdin; then
+ echo "echo three - OK" | . /dev/stdin
+ echo $?
+ else