make clean install
rm -f st st.o x.o st-0.7.tar.gz
cp config.def.h config.h
cc -I/usr/X11R6/include `pkg-config --cflags fontconfig` `pkg-config --cflags freetype2` -DVERSION=\"0.7\" -D_XOPEN_SOURCE=600  -c st.c
/bin/sh: 1: pkg-config: not found
/bin/sh: 1: pkg-config: not found
st.c:24:35: fatal error: fontconfig/fontconfig.h: No such file or directory
 #include <fontconfig/fontconfig.h>
                                   ^
compilation terminated.
make: *** [st.o] Error 1