[t:4263] #4263 Placate compiler by undef of assert before define assert in hatoku_assert.h.

git-svn-id: file:///svn/mysql/tokudb-engine/tokudb-engine@38180 c7de825b-a66e-492c-adef-691d508d4ae1

storage/tokudb/hatoku_assert.h

@@ -8,6 +8,7 @@
 
 void toku_hton_assert_fail(const char*/*expr_as_string*/,const char */*fun*/,const char*/*file*/,int/*line*/, int/*errno*/) __attribute__((__visibility__("default"))) __attribute__((__noreturn__));
 
+#undef assert  
 #define assert(expr)      ((expr)      ? (void)0 : toku_hton_assert_fail(#expr, __FUNCTION__, __FILE__, __LINE__, errno))
 
 #endif