Will a C conditional always return 1 or 0?

Question

Do C conditional statements always return [1 or 0], or do they return [0 or \'something other than zero\']. I ask because:

pseudo code -

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Answer 1

Standard specifies that the result is always integer value equals to 0 or 1

6.5.8 Relational operators

Each of the operators < (less than), > (greater than), <= (less than or equal to), and >= (greater than or equal to) shall yield 1 if the specified relation is true and 0 if it is false.92) The result has type int.