curl_strequal,
FcIsLower(3)
FcIsUpper(3)
FcStrCmpIgnoreCase(3)
FcStrDowncase(3)
FcStrStrIgnoreCase(3)
FcToLower(3)
Tcl_NumUtfChars.tcl86,
Tcl_StringCaseMatch.tcl86,
Tcl_UniCharToLower.tcl86,
XStringToKeysym,
XtSetKeyTranslator,
case.tcl86,