build: Fix typo in ABI selection description
diff --git a/configure.ac b/configure.ac
index 09bc0f4..bc0e1d2 100644
--- a/configure.ac
+++ b/configure.ac
@@ -601,7 +601,7 @@ LIBBSD_SELECT_ABI([strmode], [strmode()])
LIBBSD_SELECT_ABI([strnstr], [strnstr()])
LIBBSD_SELECT_ABI([strtonum], [strtonum()])
LIBBSD_SELECT_ABI([strtox], [strtoi()/strtou()])
-LIBBSD_SELECT_ABI([timeconv], [timeconf.h API])
+LIBBSD_SELECT_ABI([timeconv], [timeconv.h API])
LIBBSD_SELECT_ABI([transparent_libmd], [transparent libmd support])
LIBBSD_SELECT_ABI([vis], [vis API])
LIBBSD_SELECT_ABI([wcsl], [wcslcpy()/wcslcat()])