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Annotation of lucent/sys/man/1/syscall, revision 1.1

1.1     ! root        1: .TH SYSCALL 1 
        !             2: .SH NAME
        !             3: syscall  \- test a system call
        !             4: .SH SYNOPSIS
        !             5: .B syscall
        !             6: [
        !             7: .B -o
        !             8: ]
        !             9: .I entry
        !            10: [
        !            11: .I arg ...
        !            12: ]
        !            13: .SH DESCRIPTION
        !            14: .I Syscall
        !            15: invokes the system call
        !            16: .I entry
        !            17: with the given arguments.
        !            18: It prints the return value and the error string, if there was an error.
        !            19: An argument is either an integer constant as in C (its value is passed),
        !            20: a string (its address is passed),
        !            21: or the literal
        !            22: .B buf
        !            23: (a pointer to a 1 Kbyte buffer is passed).
        !            24: If
        !            25: .B -o
        !            26: is given, the contents of the 1 Kbyte buffer are printed as a zero-terminated string
        !            27: after the system call is done.
        !            28: .SH EXAMPLES
        !            29: Write a string to standard output
        !            30: .IP
        !            31: .EX
        !            32: syscall write 1 hello 5
        !            33: .EE
        !            34: .PP
        !            35: Print the name of the file connected to standard input
        !            36: .IP
        !            37: .EX
        !            38: syscall -o fstat 0 buf
        !            39: .EE
        !            40: .SH SOURCE
        !            41: .B /sys/src/cmd/syscall
        !            42: .SH "SEE ALSO"
        !            43: Section 2 of this manual.
        !            44: .SH DIAGNOSTICS
        !            45: If
        !            46: .I entry
        !            47: is not a system call name, the exit status is
        !            48: .LR unknown .
        !            49: If the system call succeeds, the exit status is null;
        !            50: otherwise the exit status is the string that
        !            51: .IR errstr (2)
        !            52: returns.

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