# gives unlimited permission to copy and/or distribute it,
# with or without modifications, as long as this notice is preserved.
-# serial 19
+# serial 20
# Written by Paul Eggert.
REPLACE_STRDUP=0; AC_SUBST([REPLACE_STRDUP])
REPLACE_STRSTR=0; AC_SUBST([REPLACE_STRSTR])
REPLACE_STRCASESTR=0; AC_SUBST([REPLACE_STRCASESTR])
+ REPLACE_STRCHRNUL=0; AC_SUBST([REPLACE_STRCHRNUL])
REPLACE_STRERROR=0; AC_SUBST([REPLACE_STRERROR])
REPLACE_STRERROR_R=0; AC_SUBST([REPLACE_STRERROR_R])
REPLACE_STRNCAT=0; AC_SUBST([REPLACE_STRNCAT])