How can I remove a flag in C?

Question

There is a variable that holds some flags and I want to remove one of them. But I don\'t know how to remove it.

Here is how I set the flag.

my.emask          


        

Answer 1

my.emask &= ~(ENABLE_SHOOT);

to clear a few flags:

my.emask &= ~(ENABLE_SHOOT|SOME_OTHER|ONE_MORE);