Differences
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| en:docs:dos:api:int21:53 [2021/05/02 05:42] – created prokushev | en:docs:dos:api:int21:53 [2024/05/03 02:30] (current) – prokushev | ||
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| ===== Notes ===== | ===== Notes ===== | ||
| - | for DOS 3.0+, the cluster at which to start searching is set to 0000h | + | for DOS 3.0+, the cluster at which to start searching is set to 0000h and the number of free clusters is set to FFFFh (unknown) |
| - | | + | |
| - | if the number of sectors per cluster is set to zero, MS-DOS will hang | + | if the number of sectors per cluster is set to zero, MS-DOS will hang at startup because it computes the internally-used shift count by shifting this value right until the carry flag is set; since this will never happen when the field is zero, MS-DOS hangs |
| - | | + | |
| - | | + | not supported by Windows NT 3.1 |
| - | | + | |
| - | not supported by Windows NT 3.1 | + | |
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| ===== See also ===== | ===== See also ===== | ||