1*b30d1939SAndy Fiddamantst dat_sys_nerr note{ sys_nerr in default libs }end compile{ 2*b30d1939SAndy Fiddaman extern int sys_nerr; 3*b30d1939SAndy Fiddaman int f() 4*b30d1939SAndy Fiddaman { 5*b30d1939SAndy Fiddaman return sys_nerr > 0; 6*b30d1939SAndy Fiddaman } 7*b30d1939SAndy Fiddaman}end 8*b30d1939SAndy Fiddaman 9*b30d1939SAndy Fiddamantst def_errno_sys_nerr note{ sys_nerr declared in errno.h }end compile{ 10*b30d1939SAndy Fiddaman #include <errno.h> 11*b30d1939SAndy Fiddaman int f() 12*b30d1939SAndy Fiddaman { 13*b30d1939SAndy Fiddaman return sys_nerr > 0; 14*b30d1939SAndy Fiddaman } 15*b30d1939SAndy Fiddaman}end 16*b30d1939SAndy Fiddaman 17*b30d1939SAndy Fiddamantst dat_sys_errlist note{ sys_errlist in default libs }end compile{ 18*b30d1939SAndy Fiddaman extern char* sys_errlist[]; 19*b30d1939SAndy Fiddaman int f() 20*b30d1939SAndy Fiddaman { 21*b30d1939SAndy Fiddaman return *sys_errlist[1] != 0; 22*b30d1939SAndy Fiddaman } 23*b30d1939SAndy Fiddaman}end 24*b30d1939SAndy Fiddaman 25*b30d1939SAndy Fiddamantst def_errno_sys_errlist note{ sys_errlist declared in errno.h }end compile{ 26*b30d1939SAndy Fiddaman #include <errno.h> 27*b30d1939SAndy Fiddaman int f() 28*b30d1939SAndy Fiddaman { 29*b30d1939SAndy Fiddaman return *sys_errlist[1] != 0; 30*b30d1939SAndy Fiddaman } 31*b30d1939SAndy Fiddaman}end 32