Man pages matching name libmawk_uninitialize in section 3libmawk:

libmawk_uninitialize.3libmawk.en	debian 10 / libmawk1
libmawk_uninitialize.3libmawk.en	debian 11 / libmawk1
libmawk_uninitialize.3libmawk.en	debian 12 / libmawk1
libmawk_uninitialize.3libmawk.en	debian 13 / libmawk1t64