HelenOS sources

__CONTEXT_OFFSET_X29   44 uspace/lib/c/arch/arm64/include/libarch/fibril_context.h #define __CONTEXT_OFFSET_X29    0x60
__CONTEXT_OFFSET_X29   62 uspace/lib/c/arch/riscv64/include/libarch/fibril_context.h #define __CONTEXT_OFFSET_X29  0xf0