Setup to remove pregenerated header files from musl 1.1

steps/musl-1.1.24/pass4.sh

@@ -0,0 +1,32 @@
+# SPDX-FileCopyrightText: 2021 Andrius Štikonas <andrius@stikonas.eu>
+#
+# SPDX-License-Identifier: GPL-3.0-or-later
+
+src_prepare() {
+    default
+
+    # tcc does not support complex types
+    rm -rf src/complex
+}
+
+src_configure() {
+    CC=tcc ./configure \
+      --host=i386 \
+      --disable-shared \
+      --prefix="${PREFIX}" \
+      --libdir="${LIBDIR}" \
+      --includedir="${PREFIX}/include"
+
+    # configure script creates this file
+    if test -f /dev/null; then
+        rm /dev/null
+    fi
+}
+
+src_compile() {
+    make "${MAKEJOBS}" PREFIX="${PREFIX}" CROSS_COMPILE= CFLAGS="-DSYSCALL_NO_TLS" AS_CMD='as -o $@ $<'
+}
+
+src_install() {
+    make PREFIX="${PREFIX}" DESTDIR="${DESTDIR}" install
+}