LD rockboxui
/home/wodz/rockbox/build/lib/librbcodec.a(dsp_core.o): In function `dsp_proc_enable_enlink':
/home/wodz/rockbox/lib/rbcodec/dsp/dsp_core.c:150: undefined reference to `find_first_set_bit'
/home/wodz/rockbox/build/lib/librbcodec.a(eq.o): In function `dsp_set_eq_coefs':
/home/wodz/rockbox/lib/rbcodec/dsp/eq.c:120: undefined reference to `find_first_set_bit'
collect2: ld returned 1 exit status
make: *** [/home/wodz/rockbox/build/rockboxui] Error 1