diff --git a/bison/build b/bison/build
new file mode 100755
index 0000000..43d52ce
--- /dev/null
+++ b/bison/build
@@ -0,0 +1,6 @@
+wget https://ftp.gnu.org/gnu/bison/bison-3.7.6.tar.xz
+tar -xf bison-3.7.6.tar.xz
+cd bison-3.7.6
+./configure --prefix=/usr --docdir=/usr/share/doc/bison-3.7.6
+make
+make install DESTDIR="$1"
diff --git a/bison/package b/bison/package
new file mode 100755
index 0000000..29c7c44
--- /dev/null
+++ b/bison/package
@@ -0,0 +1,5 @@
+pkg_config_deploy=true
+pkg_config_ver="3.7.6"
+pkg_config_name="bison"
+pkg_config_makedepends=""
+pkg_config_depends=""
diff --git a/flex/build b/flex/build
new file mode 100755
index 0000000..dac4763
--- /dev/null
+++ b/flex/build
@@ -0,0 +1,9 @@
+wget https://github.com/westes/flex/releases/download/v2.6.4/flex-2.6.4.tar.gz
+tar -xf flex-2.6.4.tar.gz
+cd flex-2.6.4
+sed -i "/math.h/a #include <malloc.h>" src/flexdef.h
+HELP2MAN=/tools/bin/true ./configure --prefix=/usr --docdir=/usr/share/doc/flex-2.6.4
+make
+make check
+make install DESTDIR="$1"
+ln -sv flex /usr/bin/lex
diff --git a/flex/package b/flex/package
new file mode 100755
index 0000000..08fa846
--- /dev/null
+++ b/flex/package
@@ -0,0 +1,5 @@
+pkg_config_deploy=true
+pkg_config_ver="2.6.4"
+pkg_config_name="flex"
+pkg_config_makedepends=""
+pkg_config_depends=""
diff --git a/m4/build b/m4/build
new file mode 100755
index 0000000..b4f1b63
--- /dev/null
+++ b/m4/build
@@ -0,0 +1,9 @@
+wget https://ftp.gnu.org/gnu/m4/m4-1.4.19.tar.xz
+tar -xf m4-1.4.19.tar.xz
+cd m4-1.4.19
+sed -i 's/IO_ftrylockfile/IO_EOF_SEEN/' lib/*.c
+echo "#define _IO_IN_BACKUP 0x100" >> lib/stdio-impl.h
+./configure --prefix=/usr  --build=$(build-aux/config.guess)
+make
+make install DESTDIR="$1"
+
diff --git a/m4/package b/m4/package
new file mode 100755
index 0000000..6aafe26
--- /dev/null
+++ b/m4/package
@@ -0,0 +1,5 @@
+pkg_config_deploy=true
+pkg_config_ver="1.4.18"
+pkg_config_name="m4"
+pkg_config_makedepends=""
+pkg_config_depends=""