Fix off-by-one error in autovacuum shmem struct sizing. This could lead to
tree9be6d32b7ecf53943fc321d1d1148bf0715a06ec
-rw-r--r-- 1192 COPYRIGHT
-rw-r--r-- 4205 GNUmakefile.in
-rw-r--r-- 1423 Makefile
-rw-r--r-- 1287 README
-rw-r--r-- 767 README.CVS
-rw-r--r-- 387 aclocal.m4
drwxr-xr-x - config
-rwxr-xr-x 765432 configure
-rw-r--r-- 58780 configure.in
drwxr-xr-x - contrib
drwxr-xr-x - doc
drwxr-xr-x - src