extern int sched_rr_get_interval (__pid_t __pid, struct timespec *__t) __THROW;
-#if defined __USE_GNU && defined __UCLIBC_LINUX_SPECIFIC__
+#if defined __USE_GNU && (defined __UCLIBC_LINUX_SPECIFIC__ || defined L4_UCLIBC)
/* Access macros for `cpu_set'. */
# define CPU_SETSIZE __CPU_SETSIZE
# define CPU_SET(cpu, cpusetp) __CPU_SET_S (cpu, sizeof (cpu_set_t), cpusetp)