- Test pg_encoding_to_char instead (it's existence in libpq means that

  PostgreSQL was compiled with multibyte support and client encoding
  functions do something meaningful). Fixes #5417.

diff --git a/ext/pgsql/config.m4 b/ext/pgsql/config.m4
index 7ca9588e898e56696012df7fa07a32d710939f1d..ed8f3bb624d8ec714ced589dfd9c0b6887b76f25 100644 (file)
--- a/ext/pgsql/config.m4
+++ b/ext/pgsql/config.m4
@@ -30,7 +30,7 @@ if test "$PHP_PGSQL" != "no"; then
   LDFLAGS="$LDFLAGS -L$PGSQL_LIBDIR"
   AC_CHECK_LIB(pq, PQcmdTuples,AC_DEFINE(HAVE_PQCMDTUPLES,1,[ ]))
   AC_CHECK_LIB(pq, PQoidValue,AC_DEFINE(HAVE_PQOIDVALUE,1,[ ]))
-  AC_CHECK_LIB(pq, PQclientEncoding,AC_DEFINE(HAVE_PQCLIENTENCODING,1,[ ]))
+  AC_CHECK_LIB(pq, pg_encoding_to_char,AC_DEFINE(HAVE_PQCLIENTENCODING,1,[ ]))
   LIBS="$old_LIBS"
   LDFLAGS="$old_LDFLAGS"