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# The gnu subdirectory exists for things common to both Linux-based and# Hurd-based GNU systems.gnu# Linux shares most of the syscalls which are also common to BSD and SVR4.unix/common# Linux as of version 1.3.29 has all functions of the mmap family# which are described in POSIX.4. Missing is only madvise() so# we define a stub here.unix/mman# Linux has network support in the kernel.unix/inet?? 快捷鍵說明
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