HelenOS sources
uspace/lib/c/arch/abs32le/include/libarch/fibril_context.h
uspace/lib/c/arch/amd64/include/libarch/fibril_context.h
uspace/lib/c/arch/arm32/include/libarch/fibril_context.h
uspace/lib/c/arch/arm64/include/libarch/fibril_context.h
uspace/lib/c/arch/ia32/include/libarch/fibril_context.h
uspace/lib/c/arch/ia64/include/libarch/fibril_context.h
uspace/lib/c/arch/mips32/include/libarch/fibril_context.h
uspace/lib/c/arch/ppc32/include/libarch/fibril_context.h
uspace/lib/c/arch/riscv64/include/libarch/fibril_context.h
uspace/lib/c/arch/sparc64/include/libarch/fibril_context.h
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