MDEV-10943 . Workaround linker error on Linux. Linux does not actually use __bss_start,  put __bss_start into #ifndef __linux__ section
MDEV-10943 . Workaround linker error on Linux. Linux does not actually use __bss_start,  put __bss_start into #ifndef __linux__ section

natsys/mariadb_10.2,natsys/mariadb_10.2,natsys/mariadb_10.2,natsys/mariadb_10.2,natsys/mariadb_10.2,natsys/mariadb_10.2,natsys/mariadb_10.2,natsys/mariadb_10.2,natsys/mariadb_10.2,natsys/mariadb_10.2,natsys/mariadb_10.2