44 lines
740 B
C
44 lines
740 B
C
/*
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FUNCTION
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<<bzero>>---initialize memory to zero
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INDEX
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bzero
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ANSI_SYNOPSIS
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#include <string.h>
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void bzero(void *<[b]>, size_t <[length]>);
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TRAD_SYNOPSIS
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#include <string.h>
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void bzero(<[b]>, <[length]>)
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void *<[b]>;
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size_t <[length]>;
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DESCRIPTION
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<<bzero>> initializes <[length]> bytes of memory, starting at address
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<[b]>, to zero.
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RETURNS
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<<bzero>> does not return a result.
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PORTABILITY
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<<bzero>> is in the Berkeley Software Distribution.
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Neither ANSI C nor the System V Interface Definition (Issue 2) require
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<<bzero>>.
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<<bzero>> requires no supporting OS subroutines.
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*/
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#include <string.h>
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_VOID
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_DEFUN (bzero, (b, length),
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void *b _AND
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size_t length)
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{
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char *ptr = (char *)b;
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while (length--)
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*ptr++ = 0;
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}
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