Without further ado, the following was found:

Issue:    B<…>size_t size → B<…size_t> I<size>

"B<int strerror_r(>size_t size;\n"
"B<               int >I<errnum>B<, char >I<buf>B<[>I<size>B<], size_t >I<size>B<);>\n"
"               /* XSI-compliant */\n"

"B<char *strerror_r(>size_t size;\n"
"B<               int >I<errnum>B<, char >I<buf>B<[>I<size>B<], size_t >I<size>B<);>\n"
"               /* GNU-specific */\n"