Does one who hears the adhan in the restroom make up the repetition of the adhan?

Question:
The adhan, O Shaykh, does one repeat the adhan if he is in the restroom?

Answer:
He does not respond to it, no.
Q: Is it permissible to repeat it after coming out?
A: Some scholars say: he makes it up, but there is no clear evidence for it.
Q: What if he responded to the adhan with his heart?
A: There is no prohibition regarding the heart, the heart is in any place, but it is not called a response.