Add alloca.h to the list of necessary header files.

diff --git a/have.h b/have.h
index db92058d495962d8898144b12d5ae1f748908f9e..cd7ad06c9c0190dad11dd84e36740432fae5bbda 100644 (file)
--- a/have.h
+++ b/have.h
@@ -43,6 +43,10 @@
 #include <inttypes.h>
 #endif
 
+#ifdef HAVE_ALLOCA_H
+#include <alloca.h>
+#endif
+
 /* Include system specific headers */
 
 #ifdef HAVE_SYSLOG_H