pgsql: It appears we need -DSUNOS4_CC for both solaris and sunos4

Log Message:
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It appears we need -DSUNOS4_CC for both solaris and sunos4 templates.
Per report from Andrew Clark.

Modified Files:
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pgsql/src/template:
solaris (r1.22 -> r1.23)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/template/solaris.diff?r1=1.22&r2=1.23)