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@ -13,7 +13,8 @@
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int64 io_sendfile(int64 s,int64 fd,uint64 off,uint64 n) {
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int64 io_sendfile(int64 s,int64 fd,uint64 off,uint64 n) {
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off_t sbytes;
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off_t sbytes;
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int r=sendfile(fd,s,off,n,0,&sbytes,0);
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size_t ct=n>0x7fffffffull ? 0x7fffffff : (size_t)n;
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int r=sendfile(fd,s,off,ct,0,&sbytes,0);
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if (r==-1) {
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if (r==-1) {
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io_eagain_write(s);
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io_eagain_write(s);
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return (errno==EAGAIN?(sbytes?sbytes:-1):-3);
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return (errno==EAGAIN?(sbytes?sbytes:-1):-3);
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