REGRESS_TARGETS = ascii input invalid latin1 latin1diff
REGRESS_TARGETS += man mdoc named namediff nogroff
SKIP_ASCII = man mdoc
-UTF8_TARGETS = ${REGRESS_TARGETS}
+# input and nogroff exhibit implementation dependent differences
+# among wcwidth(3) on different systems
+#UTF8_TARGETS = ${REGRESS_TARGETS}
+UTF8_TARGETS = ascii invalid man mdoc namediff
HTML_TARGETS = ascii invalid latin1 latin1diff named namediff nogroff
LINT_TARGETS = input invalid