cmake: only use MSYS/NMake generators when available #217
| Job | Run time |
|---|---|
| 2m 48s | |
| 9m 44s | |
| 6m 42s | |
| 57s | |
| 55s | |
| 58s | |
| 54s | |
| 1m 10s | |
| 39s | |
| 41s | |
| 42s | |
| 43s | |
| 4m 56s | |
| 4m 33s | |
| 5m 32s | |
| 6m 35s | |
| 5m 22s | |
| 4m 19s | |
| 4m 57s | |
| 5m 53s | |
| 4m 39s | |
| 1m 51s | |
| 1m 45s | |
| 1m 31s | |
| 1m 29s | |
| 1m 15s | |
| 48s | |
| 48s | |
| 1m 6s | |
| 50s | |
| 1h 25m 2s |