F2003 supports the ASYNCHRONOUS='YES' specifier in some IO statements, as well as the WAIT io-unit statement.
-- Summary: [F2003] Asynchronous IO support Product: gcc Version: 4.2.0 Status: UNCONFIRMED Severity: enhancement Priority: P3 Component: fortran AssignedTo: unassigned at gcc dot gnu dot org ReportedBy: jb at gcc dot gnu dot org OtherBugsDependingO 20585,25561 nThis: http://gcc.gnu.org/bugzilla/show_bug.cgi?id=25829