C Language and Libraries Help (clang.hlp) (Table of Contents; Topic list)
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remove, _unlink
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─────Run-Time Library───────────────────────────────────────────────────────
 
     The remove and _unlink functions delete the file specified by
     <path>. The _unlink function is supported in the UNIX and XENIX
     operating systems. In DOS, the two functions are identical.
 
     Return Value
 
     The functions return 0 if the file is successfully deleted.
     Otherwise, they return -1 and set errno to ENOENT or EACCES.
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