commit d8d0df726cbef33bb873fa3982187a769fd91566
Author: Daniel Swanson <popcorn.tomato.dude@gmail.com>
Date:   Tue Aug 3 15:55:28 2021 -0500

    don't need to mess with configure here

diff --git a/configure.ac b/configure.ac
index 15a9dae..4bcad76 100644
--- a/configure.ac
+++ b/configure.ac
@@ -54,8 +54,6 @@ AC_CHECK_FUNCS([setlocale strdup])
 
 AC_CHECK_DECLS([fread_unlocked, fwrite_unlocked, fgetc_unlocked, fputc_unlocked, fputs_unlocked])
 
-AC_CHECK_HEADERS([string_view])
-
 CPPFLAGS="$CPPFLAGS $CFLAGS $LTTOOLBOX_CFLAGS $LIBXML_CFLAGS $ICU_CFLAGS"
 LIBS="$LIBS $LTTOOLBOX_LIBS $LIBXML_LIBS $ICU_LIBS"