Fix gcc32 -ansi problem

Source/CTest/Curl/CMakeLists.txt

@@ -119,6 +119,10 @@ CHECK_LIBRARY_EXISTS("${CURL_LIBS}" dlopen "" HAVE_DLOPEN)
 
 SET(CMAKE_REQUIRED_LIBRARIES ${CURL_LIBS})
 CHECK_INCLUDE_FILE("features.h"       HAVE_FEATURES_H)
+IF(HAVE_FEATURES_H)
+  SET_SOURCE_FILES_PROPERTIES(if2ip.c COMPILE_FLAGS -D_BSD_SOURCE)
+ENDIF(HAVE_FEATURES_H)
+
 CHECK_INCLUDE_FILE("sys/types.h"      HAVE_SYS_TYPES_H)
 CHECK_INCLUDE_FILE("inttypes.h"       HAVE_INTTYPES_H)
 CHECK_INCLUDE_FILE("alloca.h"         HAVE_ALLOCA_H)