more build trouble

[Jason Stover]

x86, Slackware:

gcc -std=gnu99 -Wall -W -Wwrite-strings -Wstrict-prototypes -Wpointer-arith 
-Wno-sign-compare -Wmissing-prototypes -g -Wdeclaration-after-statement -o 
tests/dissect-sysfile src/libpspp/integer-format.o src/libpspp/float-format.o 
tests/dissect-sysfile.o  gl/.libs/libgl.a -L/usr/local/lib 
/usr/local/lib/libiconv.so -L/lib /usr/local/lib/libgsl.so 
/usr/local/lib/libgslcblas.so /usr/local/lib/libplot.so -lXaw 
/usr/lib/libXmu.so /usr/lib/libXt.so /usr/lib/libSM.so -luuid 
/usr/lib/libICE.so /usr/lib/libXext.so /usr/lib/libX11.so /usr/lib/libxcb.so 
/usr/lib/libXau.so /usr/lib/libXdmcp.so -ldl -lpng -lz -lm  
make[2]: *** No rule to make target `tests/data/datasheet-test.c', needed by 
`po/pspp.pot'.  Stop.

config.log is at http://math.gcsu.edu/~jhs/config.log