gcc/ * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o. (collect2.o): Depend on collect2-aix.h. (collect2-aix.o): New rule. * collect2-aix.h: New file. * collect2-aix.c: Likewise. * collect2.c: Include collect2-aix.h. Don't undefine OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined. Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE. Use TARGET_AIX_VERSION instead of _AIX51. * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define. * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise. * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise. * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise. * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise. From-SVN: r148096
