7.7 SYS_CLOSE (0x02)

Closes a file on the host system. The handle must reference a file that was opened with SYS_OPEN.

Entry

On entry, R1 contains a pointer to a one-word argument block:

word 1

contains a handle for an open file.

Return

On exit, R0 contains:

  • 0 if the call is successful

  • –1 if the call is not successful.

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