Fixed warnings related to int-to-string conversions #434

Fixed warnings related to int-to-string conversions

Usage Workflow file

10 warnings

conversion to ‘long unsigned int’ from ‘long int’ may change the sign of the result [-Wsign-conversion]

conversion to ‘long unsigned int’ from ‘__suseconds_t’ {aka ‘long int’} may change the sign of the result [-Wsign-conversion]

conversion to ‘long unsigned int’ from ‘long int’ may change the sign of the result [-Wsign-conversion]

conversion to ‘long unsigned int’ from ‘__suseconds_t’ {aka ‘long int’} may change the sign of the result [-Wsign-conversion]

conversion to ‘long unsigned int’ from ‘long int’ may change the sign of the result [-Wsign-conversion]

conversion to ‘long unsigned int’ from ‘__suseconds_t’ {aka ‘long int’} may change the sign of the result [-Wsign-conversion]

conversion to ‘size_t’ {aka ‘long unsigned int’} from ‘int’ may change the sign of the result [-Wsign-conversion]

conversion to ‘size_t’ {aka ‘long unsigned int’} from ‘int’ may change the sign of the result [-Wsign-conversion]

conversion to ‘long unsigned int’ from ‘int’ may change the sign of the result [-Wsign-conversion]

conversion to ‘size_t’ {aka ‘long unsigned int’} from ‘int’ may change the sign of the result [-Wsign-conversion]