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In ANSI C, the const qualifier can be applied to a variable declaration to indicate that its value will not be changed. Consider the following
In ANSI C, the const qualifier can be applied to a variable declaration to indicate that its value will not be changed. Consider the following two function prototypes for error-handling routines: char *strerr(int errnum) return string describing error code void perror (const char s ) ; print a system error message In these two prototypes, perror()'s parameter has the const attribute, while strerr()'s does not. Why
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