fchflags
========
:title: Shellcode Compiler Runtime

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int fchflags(int fd, int flags);
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Sets the FreeBSD file flags of the file handle `fd` to `flags`.  The FreeBSD macros, such as `UF_IMMUTABLE`, are
available.  Returns zero on success, or the negation of the error code on error.

See also
--------
link:chflags.html[chflags],
link:lchflags.html[lchflags]