Jerome BENOIT writes: > Hello List, > > it appeared that the line > > AX_CFLAGS_GCC_OPTION(-std=c99) > > in my configure.ac files now confuses autoconf. > More precisely, the equal `=` causes the confusion. > > Any idea how to to fix it ? > Try quoting it: AX_CFLAGS_GCC_OPTION([-std=c99]) -- Alberto