Regressed by https://github.com/unicode-org/icu/commit/c3fe7e09d844

LEFontInstance.cpp:82:39: error: use of undeclared identifier 'TRUE'
    return mapCharToGlyph(ch, mapper, TRUE);
                                      ^
LEGlyphStorage.cpp:662:12: error: use of undeclared identifier 'FALSE'
    return FALSE;
           ^
LEInsertionList.cpp:89:20: error: use of undeclared identifier 'TRUE'
            return TRUE;
                   ^
LEInsertionList.cpp:93:12: error: use of undeclared identifier 'FALSE'
    return FALSE;
           ^

--- src/LEFontInstance.cpp.orig	2016-11-13 06:15:24 UTC
+++ src/LEFontInstance.cpp
@@ -79,7 +79,7 @@ void LEFontInstance::mapCharsToGlyphs(const LEUnicode 
 
 LEGlyphID LEFontInstance::mapCharToGlyph(LEUnicode32 ch, const LECharMapper *mapper) const
 {
-    return mapCharToGlyph(ch, mapper, TRUE);
+    return mapCharToGlyph(ch, mapper, true);
 }
 
 LEGlyphID LEFontInstance::mapCharToGlyph(LEUnicode32 ch, const LECharMapper *mapper, le_bool filterZeroWidth) const
--- src/LEGlyphStorage.cpp.orig	2016-11-13 06:15:24 UTC
+++ src/LEGlyphStorage.cpp
@@ -659,7 +659,7 @@ le_bool LEGlyphStorage::applyInsertion(le_int32 atPosi
     // just got replaced by the insertion
     fSrcIndex -= 1;
 
-    return FALSE;
+    return false;
 }
 
 U_NAMESPACE_END
--- src/LEInsertionList.cpp.orig	2016-11-13 06:15:24 UTC
+++ src/LEInsertionList.cpp
@@ -86,11 +86,11 @@ le_bool LEInsertionList::applyInsertions(LEInsertionCa
 {
     for (InsertionRecord *rec = head; rec != NULL; rec = rec->next) {
         if (callback->applyInsertion(rec->position, rec->count, rec->glyphs)) {
-            return TRUE;
+            return true;
         }
     }
 
-    return FALSE;
+    return false;
 }
 
 U_NAMESPACE_END