--- /dev/null
+incdir=$1
+libdir=$2
+ldso=$3
+cat <<EOF
+%rename cpp_options old_cpp_options
+
+*cpp_options:
+-nostdinc -isystem $incdir %(old_cpp_options)
+
+*cc1:
+%(cc1_cpu) -nostdinc -isystem $incdir
+
+*link_libgcc:
+-L$libdir
+
+*libgcc:
+libgcc.a%s %:if-exists(libgcc_eh.a%s)
+
+*startfile:
+%{!shared: $libdir/crt1.o} $libdir/crti.o %{shared|pie:crtbeginS.o%s;:crtbegin.o%s}
+
+*endfile:
+%{shared|pie:crtendS.o%s;:crtend.o%s} $libdir/crtn.o
+
+%rename link old_link
+
+*link:
+%(old_link) -dynamic-linker $ldso -nostdlib
+
+*esp_link:
+
+
+*esp_options:
+
+
+*esp_cpp_options:
+
+
+EOF