Issue #197 (bdwgc).
* Makefile.am (LIBGC_VER_INFO): Change from 5:0:3 to 5:0:4 (to bring
SONAME back to libgc.so.1).
# Info (current:revision:age) for the Libtool versioning system.
# These numbers should be updated at most once just before the release,
# and, optionally, at most once during the development (after the release).
-LIBGC_VER_INFO = 5:0:3
+LIBGC_VER_INFO = 5:0:4
LIBGCCPP_VER_INFO = 4:0:3
## FIXME: `make distcheck' in this directory will not currently work.