HelenOS sources

__CONTEXT_OFFSET_X24   39 uspace/lib/c/arch/arm64/include/libarch/fibril_context.h #define __CONTEXT_OFFSET_X24    0x38
__CONTEXT_OFFSET_X24   57 uspace/lib/c/arch/riscv64/include/libarch/fibril_context.h #define __CONTEXT_OFFSET_X24  0xc8