diff --git a/po/pt_BR.po b/po/pt_BR.po
index 6111c88..e766841 100644
--- a/po/pt_BR.po
+++ b/po/pt_BR.po
@@ -5,7 +5,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: pw3270 5.0\n"
 "Report-Msgid-Bugs-To: \n"
-"POT-Creation-Date: 2013-07-17 08:29-0300\n"
+"POT-Creation-Date: 2013-07-17 09:44-0300\n"
 "PO-Revision-Date: 2013-07-03 10:51-0300\n"
 "Last-Translator: Perry Werneck <perry.werneck@gmail.com>\n"
 "Language-Team: Português <perry.werneck@gmail.com>\n"
diff --git a/pw3270-i686.nsi.in b/pw3270-i686.nsi.in
index 175b0a7..62fd06f 100644
--- a/pw3270-i686.nsi.in
+++ b/pw3270-i686.nsi.in
@@ -155,21 +155,26 @@ Section /o "Software Development Kit" SecSDK
 	CreateDirectory "$INSTDIR\sdk\include"
 	CreateDirectory "$INSTDIR\sdk\include\lib3270"
 	CreateDirectory "$INSTDIR\sdk\include\pw3270"
+	CreateDirectory "$INSTDIR\sdk\sample"
+	CreateDirectory "$INSTDIR\sdk\sample\classlib"
 
-	file "/oname=$INSTDIR\sdk\include\lib3270.h" "src\include\lib3270.h"
-	file "/oname=$INSTDIR\sdk\include\pw3270.h" "src\include\pw3270.h"
-	file "/oname=$INSTDIR\sdk\include\pw3270\v3270.h" "src\include\pw3270\v3270.h"
-	file "/oname=$INSTDIR\sdk\include\pw3270\hllapi.h" "src\include\pw3270\hllapi.h"
+	setOutPath $INSTDIR\sdk\include
+	file "src\include\lib3270.h"
+	file "src\include\pw3270.h"
+	file "src\include\pw3270\v3270.h"
+	file "src\include\pw3270\hllapi.h"
 
-	file "/oname=$INSTDIR\sdk\include\lib3270\config.h" "src\include\lib3270\config.h"
-	file "/oname=$INSTDIR\sdk\include\lib3270\rules.mak" "src\include\rules.mak"
+	setOutPath $INSTDIR\sdk\include\lib3270
+	file "src\include\lib3270\config.h"
+	file "src\include\rules.mak"
 
-	file "/oname=$INSTDIR\sdk\sample\Makefile" "src\sample\Makefile"
-	file "/oname=$INSTDIR\sdk\sample\connect.c" "src\sample\connect.c"
+	setOutPath $INSTDIR\sdk\sample\connect
+	file "src\sample\Makefile"
+	file "src\sample\connect.c"
 
-	file "/oname=$INSTDIR\sdk\lib3270.def" 		".bin\Release\lib3270.dll.@PACKAGE_VERSION@.def"
-	file "/oname=$INSTDIR\sdk\pw3270.def" 		".bin\Release\pw3270.dll.@PACKAGE_VERSION@.def"
-	file "/oname=$INSTDIR\sdk\libhllapi.def"	".bin\Release\libhllapi.dll.def"
+	setOutPath $INSTDIR\sdk\sample\classlib
+	file "src\classlib\*.cc"
+	file "src\include\pw3270\class.h"
 
 SectionEnd
 
@@ -217,14 +222,39 @@ sectionEnd
 
 Function .onInit
 
-IfFileExists $PROGRAMFILES\ooRexx\rexx.exe EnableRexx RexxSET
+${if} ${FileExists} `$PROGRAMFILES\ooRexx\rexx.exe`
 
-EnableRexx:
 	SectionGetFlags "${RexxPlugin}" $0
 	IntOp $0 $0 | ${SF_SELECTED}
 	SectionSetFlags "${RexxPlugin}" $0
 
-RexxSET:
+${EndIf}
+
+ReadRegStr $4 HKLM "Software\gtkwin\@GTK_MODVERSION@" "path"
+
+${if} $4 == ""
+
+	SectionGetFlags "${SecGTK}" $0
+	IntOp $0 $0 | ${SF_SELECTED}
+	SectionSetFlags "${SecGTK}" $0
+
+${Else}
+
+	${if} ${FileExists} `$4\*.*`
+
+		SectionGetFlags "${SecGTK}" $0
+		IntOp $0 $0 & ${SECTION_OFF}
+		SectionSetFlags "${SecGTK}" $0
+
+	${Else}
+
+		SectionGetFlags "${SecGTK}" $0
+		IntOp $0 $0 | ${SF_SELECTED}
+		SectionSetFlags "${SecGTK}" $0
+
+	${EndIf}
+
+${EndIf}
 
 FunctionEnd
 
diff --git a/pw3270-x86_64.nsi.in b/pw3270-x86_64.nsi.in
index b3ae519..2c2b1b1 100644
--- a/pw3270-x86_64.nsi.in
+++ b/pw3270-x86_64.nsi.in
@@ -239,16 +239,31 @@ ${if} ${FileExists} `$PROGRAMFILES64\ooRexx\rexx.exe`
 
 ${EndIf}
 
-ReadRegStr $4 HKLM "Software\gtk3win\@GTK_MODVERSION@" "path"
+ReadRegStr $4 HKLM "Software\gtkwin\@GTK_MODVERSION@" "path"
 
-${if} ${FileExists} `$4\*.*`
+${if} $4 == ""
 
 	SectionGetFlags "${SecGTK}" $0
-	IntOp $0 $0 & ${SECTION_OFF}
+	IntOp $0 $0 | ${SF_SELECTED}
 	SectionSetFlags "${SecGTK}" $0
 
-${EndIf}
+${Else}
+
+	${if} ${FileExists} `$4\*.*`
+
+		SectionGetFlags "${SecGTK}" $0
+		IntOp $0 $0 & ${SECTION_OFF}
+		SectionSetFlags "${SecGTK}" $0
 
+	${Else}
+
+		SectionGetFlags "${SecGTK}" $0
+		IntOp $0 $0 | ${SF_SELECTED}
+		SectionSetFlags "${SecGTK}" $0
+
+	${EndIf}
+
+${EndIf}
 
 FunctionEnd
 
diff --git a/src/include/pw3270/class.h b/src/include/pw3270/class.h
index 5a8e504..40c9109 100644
--- a/src/include/pw3270/class.h
+++ b/src/include/pw3270/class.h
@@ -18,7 +18,7 @@
  * programa;  se  não, escreva para a Free Software Foundation, Inc., 59 Temple
  * Place, Suite 330, Boston, MA, 02111-1307, USA
  *
- * Este programa está nomeado como pw3270class.c e possui - linhas de código.
+ * Este programa está nomeado como class.h e possui - linhas de código.
  *
  * Contatos:
  *
--
libgit2 0.21.2