13 lines
198 B
C
13 lines
198 B
C
unsigned
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alarm(n)
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unsigned n;
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{
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struct { long l1,l2,l3,l4; } t1,t2;
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t1.l1 = 0;
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t1.l2 = 0;
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t1.l4 = 0;
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t1.l3 = n;
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if (setitimer(0,&t1,&t2) < 0) return -1;
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if (t2.l4) t2.l3++;
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return t2.l3;
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}
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