fix #72180 (Env variables incorrectly pretty printed in config.nice, phpinfo)

acinclude.m4

@@ -2690,12 +2690,24 @@ EOF
       if test `expr -- $arg : "-.*"` = 0 && test `expr -- $arg : ".*=.*"` = 0; then
         continue;
       fi
+      for var in CFLAGS CXXFLAGS CPPFLAGS LDFLAGS EXTRA_LDFLAGS_PROGRAM LIBS CC CXX; do
+       if test `expr $arg : ".*${var}.*"` != 0;
+	   then
+         continue 2
+	   fi
+      done
       echo "'[$]arg' \\" >> $1
       CONFIGURE_OPTIONS="$CONFIGURE_OPTIONS '[$]arg'"
     else
       if test `expr -- $arg : "'-.*"` = 0 && test `expr -- $arg : "'.*=.*"` = 0; then
         continue;
       fi
+      for var in CFLAGS CXXFLAGS CPPFLAGS LDFLAGS EXTRA_LDFLAGS_PROGRAM LIBS CC CXX; do
+       if test `expr $arg : ".*${var}.*"` != 0;
+	   then
+         continue 2
+	   fi
+      done
       echo "[$]arg \\" >> $1
       CONFIGURE_OPTIONS="$CONFIGURE_OPTIONS [$]arg"
     fi