src/Makefile.am: fix spaces vs TAB

this causes a build failure on several platforms using older versions
of autotools or GNU make.

make[2]: Entering directory `src'
Makefile:670: *** missing separator (did you mean TAB instead of 8 spaces?).  Stop.
make[2]: Leaving directory `src'

fixes #72
This commit is contained in:
rofl0r 2017-03-27 18:50:08 +01:00
parent 90df510932
commit aade379acb