warning C4996: 'fopen' was declared deprecated

in visual studio 2008 environment, to get rid of warnings such as

warning C4996: 'fopen' was declared deprecated

do the following:

add _CRT_SECURE_NO_DEPRECATE to Project Properties -> Configuration Properties -> C/C++ -> Preprocessor -> Preprocessor Definitions.

the solution is from: http://stackoverflow.com/questions/14386/fopen-deprecated-warning