__GNUC__           48 kern/include/cdefs.h #ifdef __GNUC__
__GNUC__          114 kern/include/cdefs.h #if defined(__GNUC__) && !defined(__GNUC_STDC_INLINE__)
__GNUC__           87 kern/include/kern/types.h #ifdef __GNUC__
__GNUC__           43 kern/include/stdarg.h #ifdef __GNUC__
__GNUC__          110 user/include/unistd.h #ifdef __GNUC__
__GNUC__           91 user/testbin/dirconc/dirconc.c #ifdef __GNUC__