У меня есть makefile в котором есть инклуды:
INCLUDE=\
`pkg-config --cflags glib-2.0 libpng` \
`sdl-config --cflags` \
`freetype-config --cflags` \
`./python-config-linux.sh --cflags` \
-I./GUI -I./External/Headers \
-I./...etc
$pkg-config --cflags glib-2.0 libpng
-I/usr/include/glib-2.0 -I/usr/lib/i386-linux-gnu/glib-2.0/include -I/usr/include/libpng12
$sdl-config --cflags
-I/usr/include/SDL -D_GNU_SOURCE=1 -D_REENTRANT
$freetype-config --cflags
-I/usr/include/freetype2
$./python-config-linux.sh --cflags
-I/python-2.7.10/include/python2.7 -I/python-2.7.10/include/python2.7 -fno-strict-aliasing -g -O2 -DNDEBUG -g -fwrapv -O3 -Wall -Wstrict-prototypes