__GNUC__           75 src/include/ftdm_declare.h #if (defined(__GNUC__) || defined(__SUNPRO_CC) || defined (__SUNPRO_C)) && defined(HAVE_VISIBILITY)
__GNUC__          128 src/include/private/libteletone.h #if (defined(__GNUC__) || defined(__SUNPRO_CC) || defined (__SUNPRO_C)) && defined(HAVE_VISIBILITY)