The following guns were used in the movie No Man's Land:
AKS-47
Čiki (Branko Đurić - "Đuro") uses an AKS-47 with two magazines taped together throughout the film.
Another AKS-47 is seen in hands of older Serbian soldier (Mustafa Nadarević). It's equipped with orange bakelite magazine.
M70B1
Crvena Zastava M70B1 is used by a rookie Serbian soldier Nino (Rene Bitorajac) and by some other soldiers (both Bosnian and Serbian).
FN Browning HP-DAO/BDAO
Near the end of the movie, Čiki pulls out a stainless FN Browning HP-DAO/BDAO.
FAMAS G2
UNPROFOR soldiers are armed with FAMAS G2 rifles.
M59/66
M87
M48
M53