+RAND_R_ADDITIONAL_INPUT_TOO_LONG:102:additional input too long
+RAND_R_ALREADY_INSTANTIATED:103:already instantiated
+RAND_R_ARGUMENT_OUT_OF_RANGE:105:argument out of range
+RAND_R_CANNOT_OPEN_FILE:121:Cannot open file
+RAND_R_DRBG_NOT_INITIALISED:104:drbg not initialised
+RAND_R_ENTROPY_INPUT_TOO_LONG:106:entropy input too long
+RAND_R_ENTROPY_OUT_OF_RANGE:124:entropy out of range
+RAND_R_ERROR_ENTROPY_POOL_WAS_IGNORED:127:error entropy pool was ignored
+RAND_R_ERROR_INITIALISING_DRBG:107:error initialising drbg
+RAND_R_ERROR_INSTANTIATING_DRBG:108:error instantiating drbg
+RAND_R_ERROR_RETRIEVING_ADDITIONAL_INPUT:109:error retrieving additional input
+RAND_R_ERROR_RETRIEVING_ENTROPY:110:error retrieving entropy
+RAND_R_ERROR_RETRIEVING_NONCE:111:error retrieving nonce
+RAND_R_FAILED_TO_CREATE_LOCK:126:failed to create lock