#include <sys/mman.h> int
munmap (void *addr size_t len);
DESCRIPTION
The
munmap ();
system call
deletes the mappings for the specified address range,
and causes further references to addresses within the range
to generate invalid memory references.
RETURN VALUES
Rv -std munmap
ERRORS
The
munmap ();
system call
will fail if:
Bq Er EINVAL
The
Fa addr
argument was not page aligned, the
Fa len
argument was zero or negative, or
some part of the region being unmapped is outside the
valid address range for a process.