MATH_FUNCS="
atanf
atan2f
+ cbrt
cbrtf
cosf
exp2
gettimeofday
glob
gnu_as
+ gsm_h
ibm_asm
inet_aton
io_h
flite_libs="-lflite_cmu_time_awb -lflite_cmu_us_awb -lflite_cmu_us_kal -lflite_cmu_us_kal16 -lflite_cmu_us_rms -lflite_cmu_us_slt -lflite_usenglish -lflite_cmulex -lflite"
enabled libflite && require2 libflite "flite/flite.h" flite_init $flite_libs
enabled libfreetype && require_pkg_config freetype2 "ft2build.h freetype/freetype.h" FT_Init_FreeType
-enabled libgsm && require libgsm gsm/gsm.h gsm_create -lgsm
+enabled libgsm && { for gsm_hdr in "gsm.h" "gsm/gsm.h"; do
+ check_lib "${gsm_hdr}" gsm_create -lgsm && break;
+ done || die "ERROR: libgsm not found"; }
enabled libilbc && require libilbc ilbc.h WebRtcIlbcfix_InitDecode -lilbc
enabled libmodplug && require libmodplug libmodplug/modplug.h ModPlug_Load -lmodplug
enabled libmp3lame && require "libmp3lame >= 3.98.3" lame/lame.h lame_set_VBR_quality -lmp3lame