pgsql: Fix non-GNU makefiles for AIX make.

Fix non-GNU makefiles for AIX make. Invoking the Makefile without an explicit target was building every possible target instead of just the "all" target. Back-patch to 9.3 (all supported versions). Branch -- REL9_6_STABLE Details --- https://git.postgresql.org/pg/commitdiff/c122002218fb

pgsql: Fix non-GNU makefiles for AIX make.

Fix non-GNU makefiles for AIX make. Invoking the Makefile without an explicit target was building every possible target instead of just the "all" target. Back-patch to 9.3 (all supported versions). Branch -- master Details --- https://git.postgresql.org/pg/commitdiff/e21a556e136973cea95

pgsql: Fix non-GNU makefiles for AIX make.

Fix non-GNU makefiles for AIX make. Invoking the Makefile without an explicit target was building every possible target instead of just the "all" target. Back-patch to 9.3 (all supported versions). Branch -- REL_10_STABLE Details --- https://git.postgresql.org/pg/commitdiff/f8252b641826

pgsql: Fix non-GNU makefiles for AIX make.

Fix non-GNU makefiles for AIX make. Invoking the Makefile without an explicit target was building every possible target instead of just the "all" target. Back-patch to 9.3 (all supported versions). Branch -- REL9_4_STABLE Details --- https://git.postgresql.org/pg/commitdiff/e73981cdc0fd

pgsql: Fix non-GNU makefiles for AIX make.

Fix non-GNU makefiles for AIX make. Invoking the Makefile without an explicit target was building every possible target instead of just the "all" target. Back-patch to 9.3 (all supported versions). Branch -- REL9_5_STABLE Details --- https://git.postgresql.org/pg/commitdiff/d0408c90f423

pgsql: Fix non-GNU makefiles for AIX make.

Fix non-GNU makefiles for AIX make. Invoking the Makefile without an explicit target was building every possible target instead of just the "all" target. Back-patch to 9.3 (all supported versions). Branch -- REL9_3_STABLE Details --- https://git.postgresql.org/pg/commitdiff/93acb892d956