--- ufoai-2.4/build/platforms/linux.mk~	2014-04-22 20:07:06.800091349 +0300

+++ ufoai-2.4/build/platforms/linux.mk	2014-04-22 20:07:12.216117826 +0300

@@ -1,7 +1,7 @@

 SO_EXT                    = so

 SO_LDFLAGS                = -shared

 SO_CFLAGS                 = -fpic

-SO_LIBS                  := -ldl

+SO_LIBS                  := -ldl -lm

 CFLAGS                   += -DSHARED_EXT=\"$(SO_EXT)\"

 CFLAGS                   += -D_GNU_SOURCE -D_BSD_SOURCE -D_XOPEN_SOURCE