--- pjproject/pjlib/include/pj/compat/ctype.h 2016-10-06 16:39:29.708512865 -0400 +++ pjproject/pjlib/include/pj/compat/ctype.h 2016-10-06 17:39:00.084513427 -0400 @@ -43,5 +43,2 @@ -#ifndef isblank -# define isblank(c) (c==' ' || c=='\t') -#endif