extra warnings

configure

@@ -714,7 +714,7 @@ fi
 
 GNUOSCFLAGS="-g ${GNUOSCFLAGS}"
 GNUOSCFLAGS="${GNUOSCFLAGS} -Wall -Wno-deprecated-declarations -Wextra -Wformat-security -Wnested-externs -Wstrict-prototypes  -Wmissing-prototypes -Wpointer-arith -Wcast-qual"
-GNUOSCFLAGS="${GNUOSCFLAGS} -Wno-write-strings"
+GNUOSCFLAGS="${GNUOSCFLAGS}"
 
 ${CC} -Werror ${GNUOSCFLAGS} ${TMPCPROGC} ${OSCFLAGS} -o ${TMPCPROGB} 2>>/dev/null
 ER=$?
@@ -726,7 +726,7 @@ if ! [ ${ER} -eq 0 ] ; then
 		${ECHO_CMD} "Not an ordinary GNU or Clang compiler"
     else
 		${ECHO_CMD} "g++ or something..."
-		GNUOSCFLAGS="-g -Wall -Wno-deprecated-declarations -Wextra -Wformat-security -Wpointer-arith -Wcast-qual -Wno-write-strings"
+		GNUOSCFLAGS="-g -Wall -Wno-deprecated-declarations -Wextra -Wformat-security -Wpointer-arith -Wcast-qual"
 		${CC} -Werror ${GNUOSCFLAGS} ${TMPCPROGC} ${OSCFLAGS} -o ${TMPCPROGB} 2>>/dev/null
 		ER=$?
 		if ! [ ${ER} -eq 0 ] ; then