m4 non compila

unpack-gcc.sh

@@ -0,0 +1,21 @@
+if [ ! -d "$LFS_BUILD/gcc" ]; then
+    tar -xzf "$BASE_DIR/sources/gcc-14.2.0.tar.gz"
+    mv "gcc-14.2.0" "$LFS_BUILD/gcc"
+fi
+cd "$LFS_BUILD/gcc/"
+tar -xf "$BASE_DIR/sources/mpfr-4.2.1.tar.xz"
+mv -v mpfr-4.2.1 mpfr
+tar -xf "$BASE_DIR/sources/gmp-6.3.0.tar.xz"
+mv -v gmp-6.3.0 gmp
+tar -xf "$BASE_DIR/sources/mpc-1.3.1.tar.gz"
+mv -v mpc-1.3.1 mpc
+
+# On x86_64 hosts, set the default directory name for 64-bit libraries to “lib”
+case $(uname -m) in
+x86_64)
+    sed -e '/m64=/s/lib64/lib/' \
+        -i.orig gcc/config/i386/t-linux64
+;;
+esac
+
+cd "$BASE_DIR"