| Check compiletime library version | |
| check_compiletime_version:"1.4.0" | |
| Check runtime library version | |
| check_runtime_version:"1.4.0" | |
| Check for POLARSSL_VERSION_C | |
| check_feature:"POLARSSL_VERSION_C":0 | |
| Check for POLARSSL_AES_C when already present | |
| depends_on:POLARSSL_AES_C | |
| check_feature:"POLARSSL_AES_C":0 | |
| Check for unknown define | |
| check_feature:"POLARSSL_UNKNOWN":-1 |