QNX 4

Gamma: Version 4.0
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# XIX. QNX 4

Table of Contents
`dev_read` -- is a modification of QNX 4 `dev_read`.
`dev_setup` -- is obsolete, see `ser_setup`.
`inp`, `inpw` -- query hardware ports.
`mmap` -- implements the C `mmap` function call.
`outp`, `outpw` -- write values to hardware ports.
`qnx_name_attach` -- registers a local or global name.
`qnx_name_detach` -- detaches a name.
`qnx_name_locate` -- is an implementation of the C function `qnx_name_locate`.
`qnx_osinfo` -- returns a class very similar to QNX 4 `struct_osinfo`.
`qnx_osstat` -- lists processor loads and number of READY processes at each priority level.
`qnx_proxy_attach` -- creates a proxy message for a process.
`qnx_proxy_detach` -- removes a proxy.
`qnx_proxy_rem_attach` -- creates a remote proxy message for a task.
`qnx_proxy_rem_detach` -- removes a remote proxy.
`qnx_receive` -- performs a QNX 4 `Receive`.
`qnx_reply` -- replies to `qnx_receive` messages.
`qnx_send` -- implements QNX 4 `Send`.
`qnx_spawn_process` -- is an implementation of the C function `qnx_spawn`.
`qnx_trigger` -- tells a proxy to send its message.
`qnx_vc_attach` -- establishes a virtual circuit between two processes on two computers.
`qnx_vc_detach` -- detaches a virtual circuit.
`qnx_vc_name_attach` -- attaches a virtual circuit with a name instead of a process ID number.

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