popen              85 lib-src/ntlib.h #define popen     _popen
popen            1123 lib/stdio.in.h #   undef popen
popen            1124 lib/stdio.in.h #   define popen rpl_popen
popen            1150 lib/stdio.in.h #  undef popen
popen             335 nt/inc/ms-w32.h #define popen     _popen