1 2 #ifdef TRE_USE_ALLOCA 3 /* AIX requires this to be the first thing in the file. */ 4 #if !defined(__GNUC__) && !defined(__lint__) 5 # if HAVE_ALLOCA_H 6 # include <alloca.h> 7 # else 8 # ifdef _AIX 9 #pragma alloca 10 # else 11 # ifndef alloca /* predefined by HP cc +Olibcalls */ 12 char *alloca (); 13 # endif 14 # endif 15 # endif 16 #endif 17 #endif /* TRE_USE_ALLOCA */ 18