HelenOS sources

__CONTEXT_OFFSET_X23   38 uspace/lib/c/arch/arm64/include/libarch/fibril_context.h #define __CONTEXT_OFFSET_X23    0x30
__CONTEXT_OFFSET_X23   56 uspace/lib/c/arch/riscv64/include/libarch/fibril_context.h #define __CONTEXT_OFFSET_X23  0xc0