Replace br-i386-pentium-mmx-musl by bootlin-x86-i686-musl to avoid the following build failure with efivar and musl < 1.2.3 as suggested in https://patchwork.ozlabs.org/project/buildroot/patch/20240303171115.1140763-1-ju.o@free.fr: /home/buildroot/instance-0/output-1/host/opt/ext-toolchain/bin/../lib/gcc/i586-buildroot-linux-musl/9.3.0/../../../../i586-buildroot-linux-musl/bin/ld: ./libefisec.so: undefined reference to `qsort_r' Fixes: - http://autobuild.buildroot.org/results/a0ed3970da8a84d884b26c081b49b8d2b7208829 Signed-off-by: Fabrice Fontaine <fontaine.fabrice@gmail.com> Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>