--- c-std.h 2010-05-17 22:01:37.000000000 +0200 +++ c-std.h.new 2015-11-19 10:18:18.000000000 +0100 @@ -93,9 +93,9 @@ #else #ifndef WIN32 /* `popen' and `pclose' are part of POSIX.2, not POSIX.1. So - STDC_HEADERS isn't enough. */ + STDC_HEADERS isn't enough. extern FILE *popen (); -extern int pclose (); +extern int pclose (); */ #endif /* not WIN32 */ #endif /* not VMS */