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CHNGBLCK.C
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1990-01-31
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328 b
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18 lines
unsigned char far *ScrPtr( int x, int y );
void ChangeBlock( int x, int y, int xx, int yy, char attrib )
{
register int j;
register unsigned char far *scptr;
register int i;
for (i=y; i<=yy; ++i) {
scptr = ScrPtr( x, i );
scptr++;
for (j=x; j<=xx; ++j) {
*scptr = attrib;
scptr += 2;
}
}
}