diff --git a/SHA256SUMS.sources b/SHA256SUMS.sources
index 79bbfda..bdf57de 100644
--- a/SHA256SUMS.sources
+++ b/SHA256SUMS.sources
@@ -16,6 +16,7 @@ e87aae032bf07c26f85ac0ed3250998c37621d95f8bd748b31f15b33c45ee995  flex-2.6.4.tar
 a32032bab36208509466654df12f507600dfe0313feebbcd218c32a70bf72a16  grep-2.4.tar.gz
 4d2ce9f314f39c9575f913503b0178d6fb2c92920db8e7b7b176b7bab7980fe6  gzip-1.2.4.tar
 9f233d8b78e4351fe9dd2d50d83958a0e5af36f54e9818521458a08e058691ba  heirloom-devtools-070527.tar.bz2
+8e8ce6175d435e7df8c9bbb0e5fd5357691cdc28c1a2d00fdd9b47b7643bec3a  libtool-1.4.tar.gz
 093c993767f563a11e41c1cf887f4e9065247129679d4c1e213d0544d16d8303  m4-1.4.7.tar.gz
 64b30b41fde2ebf669e6af489883fb1df6a06ac30555a96cfa3c39ecce7267dd  make-3.80.tar.gz
 1370c9a812b2cf2a7d92802510cca0058cc37e66a7bedd70051f0a34015022a3  musl-1.1.24.tar.gz
@@ -25,5 +26,6 @@ ecb5c6469d732bcf01d6ec1afe9e64f1668caba5bfdb103c28d7f537ba3cdb8a  patch-2.5.9.ta
 1184478b298978b164a383ed5661e3a117c48ab97d6d0ab7ef614cdbe918b9eb  perl5.004_05.tar.gz
 93f41cd87ab8ee83391cfa39a63b076adeb7c3501d2efa31b98d0ef037122bd1  perl5.005_03.tar.gz
 a5e66f6ebf701b0567f569f57cae82abf5ce57af70a2b45ae71323b61f49134e  perl-5.6.2.tar.gz
+c365874794187f8444e5d22998cd5888ffa47f36def4b77517a808dec27c0600  sed-4.0.9.tar.gz
 404a8d72427a559c074e581bf8f7d5a73283faf249cd3faf6dc1c6faf97d07c7  sha-2-61555d.tar.gz
 c6c37e888b136ccefab903c51149f4b7bd659d69d4aea21245f61053a57aa60a  tar-1.12.tar.gz
diff --git a/parts.rst b/parts.rst
index 9c61e01..254b951 100644
--- a/parts.rst
+++ b/parts.rst
@@ -251,6 +251,11 @@ tcc 0.9.27 (musl v2)
 Now that we have a ‘fixed’ ``musl``, we now recompile ``tcc`` as ``tcc``
 uses floats extensively.
 
+sed 4.0.9
+=========
+
+A slightly newer ``sed`` is built against musl.
+
 .. _bzip2-1.0.8-1:
 
 bzip2 1.0.8
@@ -372,8 +377,8 @@ Version 2.52 is the newest version that runs on ``miniperl``.
 automake 1.4-p6
 ===============
 
-GNU Automake is a tool for automatically generating Makefile.in files. Together with
-Autoconf they from GNU Autotools build system.
+GNU Automake is a tool for automatically generating Makefile.in files. It is another
+major part of GNU Autotools build system.
 
 ``automake`` again needs both ``automake`` and ``autoconf``. In order to bootstrap it
 we patch ``configure.in`` file to produce ``automake`` and skip ``Makefile`` effectively
@@ -398,6 +403,12 @@ autoconf 2.12
 
 Yet another old autoconf version that we will need for GNU Binutils.
 
+libtool 1.4
+===========
+
+GNU Libtool is the final part of GNU Autotools. It is a script used to hide away differences
+when compiling shared libraries on different platforms.
+
 binutils 2.14
 =============
 
@@ -408,6 +419,11 @@ In particular we can now use full featured ``ar`` instead of ``tcc -ar``,
 the GNU linker ``ld``, which allows us building shared libraries,
 and the GNU assembler ``as``.
 
+libtool 1.4
+===========
+
+Rebuild libtool, so that it uses GNU binutils when creating shared libraries.
+
 musl 1.1.24 (v3)
 ================
 
diff --git a/rootfs.sh b/rootfs.sh
index ca23e94..f0e22fa 100755
--- a/rootfs.sh
+++ b/rootfs.sh
@@ -216,12 +216,18 @@ get_file https://ftp.gnu.org/gnu/autoconf/autoconf-2.13.tar.gz
 # autoconf 2.12
 get_file https://ftp.gnu.org/gnu/autoconf/autoconf-2.12.tar.gz
 
+# libtool 1.4
+get_file https://ftp.gnu.org/gnu/libtool/libtool-1.4.tar.gz
+
 # binutils 2.14
 get_file https://ftp.gnu.org/gnu/binutils/binutils-2.14.tar.bz2
 
 # bash 3.2.57
 get_file https://ftp.gnu.org/gnu/bash/bash-3.2.57.tar.gz
 
+# sed 4.0.9
+get_file ftp://ftp.gnu.org/gnu/sed/sed-4.0.9.tar.gz
+
 # General cleanup
 find tmp -name .git -exec rm -rf \;
 
diff --git a/sysa/autoconf-2.13/autoconf-2.13.sh b/sysa/autoconf-2.13/autoconf-2.13.sh
index b94c0ae..5bdf2ca 100755
--- a/sysa/autoconf-2.13/autoconf-2.13.sh
+++ b/sysa/autoconf-2.13/autoconf-2.13.sh
@@ -12,3 +12,7 @@ src_prepare() {
 src_configure() {
     ./configure --prefix=${PREFIX} --program-suffix=-2.13
 }
+
+src_compile() {
+    make MAKEINFO=true
+}
diff --git a/sysa/binutils-2.14/binutils-2.14.sh b/sysa/binutils-2.14/binutils-2.14.sh
index 708ff86..84e7378 100755
--- a/sysa/binutils-2.14/binutils-2.14.sh
+++ b/sysa/binutils-2.14/binutils-2.14.sh
@@ -21,6 +21,11 @@ src_prepare() {
         cd ..
     done
 
+    # Rebuild libtool files
+    rm config.guess config.sub ltmain.sh
+    libtoolize
+    cp ${PREFIX}/share/aclocal/libtool.m4 aclocal.m4
+
     # automake errors out without this
     cd gas
     mv config/m68k-parse.y .
diff --git a/sysa/binutils-2.14/checksums b/sysa/binutils-2.14/checksums
index 6b90df2..ac52c5b 100644
--- a/sysa/binutils-2.14/checksums
+++ b/sysa/binutils-2.14/checksums
@@ -14,7 +14,7 @@ e49bba1ea6a61fb90f754e8de4692ed0810e7c68429f0b22fbf37670607a7807  /after/bin/od
 82657d370bca61bf6a6a4cbfb621614582519f2e938be1a4d09c135344c7c889  /after/bin/strings
 fe6eaa5cf6e6621356fff3cd047c7cd0051490e895915027b6d4439159707f36  /after/bin/strip
 f5934b4f057018b7f14adc197460d8b238cff80294234d771a17a408d5794104  /after/lib/musl/libbfd.a
-3c9ab37cff5f732bca1258879fabf3c6c734890de1d7aa6381a5945d38f31c86  /after/lib/musl/libbfd.la
+cd472e56e7e9276e2d6eea4b0aecd068cdbbd7d767dd913e7d72e43457f6405a  /after/lib/musl/libbfd.la
 61a03b0d2eafa5ad50242a7ee8ce8664c2ef342bf727f46ceab8999b61a9a61b  /after/lib/musl/libiberty.a
 6530574bde4f5c57b194ae4229efb9784a97cc89cd45fc0d852e9afb5e103e4f  /after/lib/musl/libopcodes.a
-d3c307c7a2cd62a3fc39aa933f40bee94b94aff5db58a3652689ebfe0f616c82  /after/lib/musl/libopcodes.la
+817032ae31517f4261ef997dc33a487a5801549c879dd4f4803ba7d80b3430a6  /after/lib/musl/libopcodes.la
diff --git a/sysa/libtool-1.4/checksums/pass1 b/sysa/libtool-1.4/checksums/pass1
new file mode 100644
index 0000000..a641ecd
--- /dev/null
+++ b/sysa/libtool-1.4/checksums/pass1
@@ -0,0 +1,2 @@
+99cff07a501eb0062fc49db1baec30c83afc0c92f2f8478fc0e6ca7439d2c9b6  /after/lib/musl/libltdl.a
+c247c7c1516ed35414c8b038535969a67ce4bbfd2abdfed85a89941bca09d55d  /after/lib/musl/libltdl.la
diff --git a/sysa/libtool-1.4/checksums/pass2 b/sysa/libtool-1.4/checksums/pass2
new file mode 100644
index 0000000..92ab87c
--- /dev/null
+++ b/sysa/libtool-1.4/checksums/pass2
@@ -0,0 +1,2 @@
+23a6e91bff3d5bac9b0317b60bd1c999f94846f62085bf4d227dfa8499120d22  /after/lib/musl/libltdl.a
+c247c7c1516ed35414c8b038535969a67ce4bbfd2abdfed85a89941bca09d55d  /after/lib/musl/libltdl.la
diff --git a/sysa/libtool-1.4/pass1.sh b/sysa/libtool-1.4/pass1.sh
new file mode 100755
index 0000000..eeec759
--- /dev/null
+++ b/sysa/libtool-1.4/pass1.sh
@@ -0,0 +1,23 @@
+# SPDX-FileCopyrightText: 2021 Andrius Štikonas <andrius@stikonas.eu>
+#
+# SPDX-License-Identifier: GPL-3.0-or-later
+
+src_prepare() {
+    default_src_prepare
+
+    AUTOCONF=autoconf-2.13 AUTOHEADER=autoheader-2.13 ACLOCAL=aclocal-1.4 AUTOMAKE=automake-1.4 ./bootstrap
+}
+
+src_configure() {
+    CC=tcc LD=true AR="tcc -ar" ./configure \
+      --prefix="${PREFIX}" \
+      --libdir="${PREFIX}/lib/musl" \
+      --disable-shared \
+      --host=i386-unknown-linux \
+      --target=i386-unknown-linux \
+      --build=i386-unknown-linux
+}
+
+src_compile() {
+    AR="tcc -ar" AR_FLAGS="cr" make
+}
diff --git a/sysa/libtool-1.4/pass2.sh b/sysa/libtool-1.4/pass2.sh
new file mode 100755
index 0000000..d7ed680
--- /dev/null
+++ b/sysa/libtool-1.4/pass2.sh
@@ -0,0 +1,19 @@
+# SPDX-FileCopyrightText: 2021 Andrius Štikonas <andrius@stikonas.eu>
+#
+# SPDX-License-Identifier: GPL-3.0-or-later
+
+src_prepare() {
+    default_src_prepare
+
+    AUTOCONF=autoconf-2.13 AUTOHEADER=autoheader-2.13 ACLOCAL=aclocal-1.4 AUTOMAKE=automake-1.4 ./bootstrap
+}
+
+src_configure() {
+    CC=tcc ./configure \
+      --prefix="${PREFIX}" \
+      --libdir="${PREFIX}/lib/musl" \
+      --disable-shared \
+      --host=i386-unknown-linux \
+      --target=i386-unknown-linux \
+      --build=i386-unknown-linux
+}
diff --git a/sysa/run.sh b/sysa/run.sh
index b74aca5..9f0707d 100755
--- a/sysa/run.sh
+++ b/sysa/run.sh
@@ -36,6 +36,9 @@ build musl-1.1.24 musl-1.1.24.sh checksums/pass2
 # Rebuild tcc-musl using new musl
 build tcc-0.9.27 tcc-musl-pass2.sh checksums/tcc-musl-pass2
 
+# Rebuild sed using musl
+build sed-4.0.9
+
 # Rebuild bzip2 using musl
 build bzip2-1.0.8 bzip2-1.0.8.sh checksums/bzip2-pass2
 
@@ -82,8 +85,12 @@ build autoconf-2.13
 
 build autoconf-2.12
 
+build libtool-1.4 pass1.sh checksums/pass1
+
 build binutils-2.14
 
+build libtool-1.4 pass2.sh checksums/pass2
+
 # Build musl with fewer patches
 build musl-1.1.24 binutils-rebuild.sh checksums/pass3 patches-pass3
 populate_device_nodes
diff --git a/sysa/sed-4.0.9/checksums b/sysa/sed-4.0.9/checksums
new file mode 100644
index 0000000..045e34d
--- /dev/null
+++ b/sysa/sed-4.0.9/checksums
@@ -0,0 +1 @@
+de7d06a5c0b0a4b52307771f60dd711d0ae9ae0b14562ad6d26942785aaf0909  /after/bin/sed
diff --git a/sysa/sed-4.0.9/mk/main.mk b/sysa/sed-4.0.9/mk/main.mk
new file mode 100644
index 0000000..73ece13
--- /dev/null
+++ b/sysa/sed-4.0.9/mk/main.mk
@@ -0,0 +1,33 @@
+# SPDX-FileCopyrightText: 2021 Andrius Štikonas <andrius@stikonas.eu>
+#
+# SPDX-License-Identifier: GPL-3.0-or-later
+
+CC = tcc
+AR = tcc -ar
+
+CPPFLAGS = -DENABLE_NLS=0 \
+         -DHAVE_FCNTL_H \
+         -DHAVE_ALLOCA_H \
+         -DSED_FEATURE_VERSION=\"4.0\" \
+         -DVERSION=\"4.0.9\" \
+         -DPACKAGE=\"sed\"
+CFLAGS = -I . -I lib
+
+.PHONY: all
+
+LIB_SRC = alloca getopt1 getopt utils regex obstack strverscmp mkstemp
+LIB_OBJ = $(addprefix lib/, $(addsuffix .o, $(LIB_SRC)))
+
+SED_SRC = compile execute regexp fmt sed
+SED_OBJ = $(addprefix sed/, $(addsuffix .o, $(SED_SRC)))
+
+all: sed/sed
+
+libsed.a: $(LIB_OBJ)
+	$(AR) cr $@ $^
+
+sed/sed: $(SED_OBJ) libsed.a
+	$(CC) -o $@ $^
+
+install:
+	install sed/sed $(PREFIX)/bin
diff --git a/sysa/sed-4.0.9/sed-4.0.9.sh b/sysa/sed-4.0.9/sed-4.0.9.sh
new file mode 100755
index 0000000..9bfded5
--- /dev/null
+++ b/sysa/sed-4.0.9/sed-4.0.9.sh
@@ -0,0 +1,14 @@
+# SPDX-FileCopyrightText: 2021 Andrius Štikonas <andrius@stikonas.eu>
+#
+# SPDX-License-Identifier: GPL-3.0-or-later
+
+src_prepare() {
+    default_src_prepare
+
+    cp lib/regex_.h lib/regex.h
+    touch config.h
+}
+
+src_install() {
+    default_src_install
+}