diff --git a/packages/devel/binutils-aarch64/package.mk b/packages/devel/binutils-aarch64/package.mk
index 6dc677e0dd..3c11c28f22 100644
--- a/packages/devel/binutils-aarch64/package.mk
+++ b/packages/devel/binutils-aarch64/package.mk
@@ -12,8 +12,7 @@ PKG_DEPENDS_UNPACK+=" binutils"
 PKG_PATCH_DIRS+=" $(get_pkg_directory binutils)/patches"
 
 PKG_CONFIGURE_OPTS_HOST="--target=aarch64-none-elf \
-                         --with-sysroot=${SYSROOT_PREFIX} \
-                         --with-lib-path=${SYSROOT_PREFIX}/lib:${SYSROOT_PREFIX}/usr/lib \
+                         --with-sysroot=${TOOLCHAIN}/aarch64-none-elf/sysroot \
                          --without-ppl \
                          --enable-static \
                          --without-cloog \
@@ -47,9 +46,5 @@ make_host() {
 }
 
 makeinstall_host() {
-  cp -v ../include/libiberty.h ${SYSROOT_PREFIX}/usr/include
-  make -C libsframe install # bfd is reliant on libsframe
-  make -C bfd install # fix parallel build with libctf requiring bfd
-  # override the makeinfo binary with true - this does not build the documentation
   make MAKEINFO=true install
 }
diff --git a/packages/devel/binutils-arm-none-eabi/package.mk b/packages/devel/binutils-arm-none-eabi/package.mk
index e2d7af56d8..9242ef8847 100644
--- a/packages/devel/binutils-arm-none-eabi/package.mk
+++ b/packages/devel/binutils-arm-none-eabi/package.mk
@@ -12,8 +12,7 @@ PKG_DEPENDS_UNPACK+=" binutils"
 PKG_PATCH_DIRS+=" $(get_pkg_directory binutils)/patches"
 
 PKG_CONFIGURE_OPTS_HOST="--target=arm-none-eabi \
-                         --with-sysroot=${SYSROOT_PREFIX} \
-                         --with-lib-path=${SYSROOT_PREFIX}/lib:${SYSROOT_PREFIX}/usr/lib \
+                         --with-sysroot=${TOOLCHAIN}/arm-none-eabi/sysroot \
                          --without-ppl \
                          --enable-static \
                          --without-cloog \
@@ -47,9 +46,6 @@ make_host() {
 }
 
 makeinstall_host() {
-  cp -v ../include/libiberty.h ${SYSROOT_PREFIX}/usr/include
-  make -C libsframe install # bfd is reliant on libsframe
-  make -C bfd install # fix parallel build with libctf requiring bfd
   # override the makeinfo binary with true - this does not build the documentation
   make MAKEINFO=true install
 }
diff --git a/packages/devel/binutils-bpf/package.mk b/packages/devel/binutils-bpf/package.mk
index 9b970370ea..a607f5e771 100644
--- a/packages/devel/binutils-bpf/package.mk
+++ b/packages/devel/binutils-bpf/package.mk
@@ -12,8 +12,7 @@ PKG_DEPENDS_UNPACK+=" binutils"
 PKG_PATCH_DIRS+=" $(get_pkg_directory binutils)/patches"
 
 PKG_CONFIGURE_OPTS_HOST="--target=bpf \
-                         --with-sysroot=${SYSROOT_PREFIX} \
-                         --with-lib-path=${SYSROOT_PREFIX}/lib:${SYSROOT_PREFIX}/usr/lib \
+                         --with-sysroot=${TOOLCHAIN}/bpf/sysroot \
                          --without-ppl \
                          --enable-static \
                          --without-cloog \
@@ -47,9 +46,6 @@ make_host() {
 }
 
 makeinstall_host() {
-  cp -v ../include/libiberty.h ${SYSROOT_PREFIX}/usr/include
-  make -C libsframe install # bfd is reliant on libsframe
-  make -C bfd install # fix parallel build with libctf requiring bfd
   # override the makeinfo binary with true - this does not build the documentation
   make MAKEINFO=true install
 }
diff --git a/packages/devel/binutils-or1k/package.mk b/packages/devel/binutils-or1k/package.mk
index c5e0e17391..1ba2357131 100644
--- a/packages/devel/binutils-or1k/package.mk
+++ b/packages/devel/binutils-or1k/package.mk
@@ -12,8 +12,7 @@ PKG_DEPENDS_UNPACK+=" binutils"
 PKG_PATCH_DIRS+=" $(get_pkg_directory binutils)/patches"
 
 PKG_CONFIGURE_OPTS_HOST="--target=or1k-none-elf \
-                         --with-sysroot=${SYSROOT_PREFIX} \
-                         --with-lib-path=${SYSROOT_PREFIX}/lib:${SYSROOT_PREFIX}/usr/lib \
+                         --with-sysroot=${TOOLCHAIN}/or1k-none-elf/sysroot \
                          --without-ppl \
                          --enable-static \
                          --without-cloog \
@@ -47,8 +46,6 @@ make_host() {
 }
 
 makeinstall_host() {
-  cp -v ../include/libiberty.h ${SYSROOT_PREFIX}/usr/include
-  make -C bfd install # fix parallel build with libctf requiring bfd
   # override the makeinfo binary with true - this does not build the documentation
   make MAKEINFO=true install
 }
diff --git a/packages/lang/gcc-aarch64/package.mk b/packages/lang/gcc-aarch64/package.mk
index f439aad402..e59f6ec993 100644
--- a/packages/lang/gcc-aarch64/package.mk
+++ b/packages/lang/gcc-aarch64/package.mk
@@ -16,7 +16,7 @@ if [ "${MOLD_SUPPORT}" = "yes" ]; then
 fi
 
 PKG_CONFIGURE_OPTS_HOST="--target=aarch64-none-elf \
-                         --with-sysroot=${SYSROOT_PREFIX} \
+                         --with-sysroot=${TOOLCHAIN}/aarch64-none-elf/sysroot \
                          --with-gmp=${TOOLCHAIN} \
                          --with-mpfr=${TOOLCHAIN} \
                          --with-mpc=${TOOLCHAIN} \
@@ -57,6 +57,13 @@ unpack() {
   tar --strip-components=1 -xf ${SOURCES}/gcc/gcc-${PKG_VERSION}.tar.xz -C ${PKG_BUILD}
 }
 
+pre_configure_host() {
+  unset CPPFLAGS
+  unset CFLAGS
+  unset CXXFLAGS
+  unset LDFLAGS
+}
+
 post_makeinstall_host() {
   PKG_GCC_PREFIX="${TOOLCHAIN}/bin/aarch64-none-elf-"
   GCC_VERSION=$(${PKG_GCC_PREFIX}gcc -dumpversion)
diff --git a/packages/lang/gcc-arm-none-eabi/package.mk b/packages/lang/gcc-arm-none-eabi/package.mk
index 5fb2868cc5..aad5f341b5 100644
--- a/packages/lang/gcc-arm-none-eabi/package.mk
+++ b/packages/lang/gcc-arm-none-eabi/package.mk
@@ -16,7 +16,7 @@ if [ "${MOLD_SUPPORT}" = "yes" ]; then
 fi
 
 PKG_CONFIGURE_OPTS_HOST="--target=arm-none-eabi \
-                         --with-sysroot=${SYSROOT_PREFIX} \
+                         --with-sysroot=${TOOLCHAIN}/arm-none-eabi/sysroot \
                          --with-gmp=${TOOLCHAIN} \
                          --with-mpfr=${TOOLCHAIN} \
                          --with-mpc=${TOOLCHAIN} \
@@ -56,6 +56,13 @@ unpack() {
   tar --strip-components=1 -xf ${SOURCES}/gcc/gcc-${PKG_VERSION}.tar.xz -C ${PKG_BUILD}
 }
 
+pre_configure_host() {
+  unset CPPFLAGS
+  unset CFLAGS
+  unset CXXFLAGS
+  unset LDFLAGS
+}
+
 post_makeinstall_host() {
   PKG_GCC_PREFIX="${TOOLCHAIN}/bin/arm-none-eabi-"
   GCC_VERSION=$(${PKG_GCC_PREFIX}gcc -dumpversion)
diff --git a/packages/lang/gcc-bpf/package.mk b/packages/lang/gcc-bpf/package.mk
index 875a4706fc..e479eebeab 100644
--- a/packages/lang/gcc-bpf/package.mk
+++ b/packages/lang/gcc-bpf/package.mk
@@ -16,7 +16,7 @@ if [ "${MOLD_SUPPORT}" = "yes" ]; then
 fi
 
 PKG_CONFIGURE_OPTS_HOST="--target=bpf \
-                         --with-sysroot=${SYSROOT_PREFIX} \
+                         --with-sysroot=${TOOLCHAIN}/bpf/sysroot \
                          --with-gmp=${TOOLCHAIN} \
                          --with-mpfr=${TOOLCHAIN} \
                          --with-mpc=${TOOLCHAIN} \
@@ -56,3 +56,10 @@ unpack() {
   mkdir -p ${PKG_BUILD}
   tar --strip-components=1 -xf ${SOURCES}/gcc/gcc-${PKG_VERSION}.tar.xz -C ${PKG_BUILD}
 }
+
+pre_configure_host() {
+  unset CPPFLAGS
+  unset CFLAGS
+  unset CXXFLAGS
+  unset LDFLAGS
+}
diff --git a/packages/lang/gcc-or1k/package.mk b/packages/lang/gcc-or1k/package.mk
index 0730a4c8bb..83213edb47 100644
--- a/packages/lang/gcc-or1k/package.mk
+++ b/packages/lang/gcc-or1k/package.mk
@@ -16,7 +16,7 @@ if [ "${MOLD_SUPPORT}" = "yes" ]; then
 fi
 
 PKG_CONFIGURE_OPTS_HOST="--target=or1k-none-elf \
-                         --with-sysroot=${SYSROOT_PREFIX} \
+                         --with-sysroot=${TOOLCHAIN}/or1k-none-elf/sysroot \
                          --with-gmp=${TOOLCHAIN} \
                          --with-mpfr=${TOOLCHAIN} \
                          --with-mpc=${TOOLCHAIN} \
@@ -57,6 +57,13 @@ unpack() {
   tar --strip-components=1 -xf ${SOURCES}/gcc/gcc-${PKG_VERSION}.tar.xz -C ${PKG_BUILD}
 }
 
+pre_configure_host() {
+  unset CPPFLAGS
+  unset CFLAGS
+  unset CXXFLAGS
+  unset LDFLAGS
+}
+
 post_makeinstall_host() {
   PKG_GCC_PREFIX="${TOOLCHAIN}/bin/or1k-none-elf-"
   GCC_VERSION=$(${PKG_GCC_PREFIX}gcc -dumpversion)
diff --git a/packages/tools/atf/package.mk b/packages/tools/atf/package.mk
index 213b04c097..293ab2fcaa 100644
--- a/packages/tools/atf/package.mk
+++ b/packages/tools/atf/package.mk
@@ -21,12 +21,13 @@ fi
 
 make_target() {
   # As of atf 2.11.0 - the supported compile for .S is gcc (not as.)
-  unset AS
+  unset AR AS CC CPP CXX LD NM OBJCOPY OBJDUMP STRIP RANLIB
+  unset CPPFLAGS CFLAGS CXXFLAGS LDFLAGS
   if [ "${ATF_PLATFORM}" = "imx8mq" ]; then
-    CROSS_COMPILE="${TARGET_KERNEL_PREFIX}" LDFLAGS="" CFLAGS="" make PLAT=${ATF_PLATFORM} LOG_LEVEL=0 bl31
+    CROSS_COMPILE="${TARGET_KERNEL_PREFIX}" make PLAT=${ATF_PLATFORM} LOG_LEVEL=0 bl31
   else
     # as of atf 2.12.0 - sun50i_a64 builds use LTO, include -ffat-lto-objects to support this
-    CROSS_COMPILE="${TARGET_KERNEL_PREFIX}" LDFLAGS="" CFLAGS="-ffat-lto-objects" make PLAT=${ATF_PLATFORM} bl31
+    CROSS_COMPILE="${TARGET_KERNEL_PREFIX}" CFLAGS="-ffat-lto-objects" make PLAT=${ATF_PLATFORM} bl31
   fi
 }