Man pages matching name gfarm_initialize in section 3:

gfarm_initialize.3.en	debian 10 / libgfarm-dev
gfarm_initialize.3.ja	debian 10 / libgfarm-dev
gfarm_initialize.3.en	debian 11 / libgfarm-dev
gfarm_initialize.3.ja	debian 11 / libgfarm-dev
gfarm_initialize.3.en	debian 12 / libgfarm-dev
gfarm_initialize.3.ja	debian 12 / libgfarm-dev