Ajout option -w pour option de compil pour C : CMAKE_C_FLAGS.

Car Emmanuel a encore des warnings sur sa machine !

Utilities/otbossim/src/ossim/CMakeLists.txt

@@ -29,7 +29,7 @@ IF(CMAKE_COMPILER_IS_GNUCXX)
   ENDIF("${CMAKE_MAJOR_VERSION}.${CMAKE_MINOR_VERSION}" LESS 2.4)
 
 ENDIF(CMAKE_COMPILER_IS_GNUCXX)
-IF(CMAKE_COMPILER_IS_GNUC)
+IF(CMAKE_COMPILER_IS_GNUCC)
   # Hide warnings in ossim code.
   SET(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -w")
 
@@ -43,7 +43,7 @@ IF(CMAKE_COMPILER_IS_GNUC)
     ENDFOREACH(c)
   ENDIF("${CMAKE_MAJOR_VERSION}.${CMAKE_MINOR_VERSION}" LESS 2.4)
 
-ENDIF(CMAKE_COMPILER_IS_GNUC)
+ENDIF(CMAKE_COMPILER_IS_GNUCC)
 
 ADD_LIBRARY(otbossimKBool ${ossim_kbool_SRCS})