C Language and Libraries Help (clang.hlp) (Table of Contents; Topic list)
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_rmdir
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─────Run-Time Library───────────────────────────────────────────────────────
 
     The _rmdir function deletes the directory specified by <dirname>.
     The directory must be empty, and it must not be the current
     working directory or the root directory.
 
     Return Value
 
     The _rmdir function returns 0 if the directory is successfully
     deleted. A return value of -1 indicates an error, and errno is set
     to either EACCES or ENOENT.
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