have_header: checking for alloca.h... -------------------- no

"cc -o conftest -I/usr/local/include/ruby-1.9//amd64-freebsd8 -I/usr/local/include/ruby-1.9//ruby/backward -I/usr/local/include/ruby-1.9/ -I/usr/local/lib/ruby/gems/1.9/gems/passenger-4.0.5/ext/ruby -I/usr/local/include   -I/usr/local/include -O2 -pipe  -fno-strict-aliasing -fPIC -g conftest.c  -L. -L/usr/local/lib -Wl,-R/usr/local/lib -L.  -Wl,-rpath=/usr/lib:/usr/local/lib -pthread -L/usr/local/lib -rdynamic     -Wl,-R -Wl,/usr/local/lib -L/usr/local/lib -lruby19   -lpthread"
checked program was:
/* begin */
1: #include "ruby.h"
2: 
3: int main(int argc, char **argv)
4: {
5:   return 0;
6: }
/* end */

"cpp -I/usr/local/include/ruby-1.9//amd64-freebsd8 -I/usr/local/include/ruby-1.9//ruby/backward -I/usr/local/include/ruby-1.9/ -I/usr/local/lib/ruby/gems/1.9/gems/passenger-4.0.5/ext/ruby -I/usr/local/include   -I/usr/local/include -O2 -pipe  -fno-strict-aliasing -fPIC -g  conftest.c -o conftest.i"
conftest.c:3:20: error: alloca.h: No such file or directory
checked program was:
/* begin */
1: #include "ruby.h"
2: 
3: #include <alloca.h>
/* end */

--------------------

have_header: checking for ruby/io.h... -------------------- yes

"cpp -I/usr/local/include/ruby-1.9//amd64-freebsd8 -I/usr/local/include/ruby-1.9//ruby/backward -I/usr/local/include/ruby-1.9/ -I/usr/local/lib/ruby/gems/1.9/gems/passenger-4.0.5/ext/ruby -I/usr/local/include   -I/usr/local/include -O2 -pipe  -fno-strict-aliasing -fPIC -g  conftest.c -o conftest.i"
checked program was:
/* begin */
1: #include "ruby.h"
2: 
3: #include <ruby/io.h>
/* end */

--------------------

