ICU-10808 Fix file sep char checking

X-SVN-Rev: 35652

diff --git a/icu4c/source/tools/toolutil/toolutil.cpp b/icu4c/source/tools/toolutil/toolutil.cpp
index 6a6ad7d4d1aa876e9842d96f635284163c97ecd4..6d90efc297c277e398c57d65d5df8dfff4a78af3 100644 (file)
--- a/icu4c/source/tools/toolutil/toolutil.cpp
+++ b/icu4c/source/tools/toolutil/toolutil.cpp
@@ -162,7 +162,7 @@ findBasename(const char *filename) {
     const char *basename=uprv_strrchr(filename, U_FILE_SEP_CHAR);
 
 #if U_FILE_ALT_SEP_CHAR!=U_FILE_SEP_CHAR
-#if !U_PLATFORM_USES_ONLY_WIN32_API && U_PLATFORM != U_PF_CYGWIN
+#if !(U_PLATFORM == U_PF_CYGWIN && U_PLATFORM_USES_ONLY_WIN32_API)
     if(basename==NULL)
 #endif
     {