*scratch*

Building native extensions.  This could take a while...
ERROR:  Error installing memprof:
	ERROR: Failed to build gem native extension.

/home/kavu/.rvm/rubies/ree-1.8.7-2010.02/bin/ruby extconf.rb
checking for main() in -lyajl_ext... yes
checking for json/json_gen.h... yes
checking for gelf_getshdr() in -lelf_ext... yes
checking for main() in -ldwarf_ext... yes
checking for mach-o/dyld.h... no
creating Makefile

make
gcc -I. -I/home/kavu/.rvm/gems/ree-1.8.7-2010.02/gems/memprof-0.3.5/ext/dst/include -I/home/kavu/.rvm/gems/ree-1.8.7-2010.02/gems/memprof-0.3.5/ext/dst/include -I. -I/home/kavu/.rvm/rubies/ree-1.8.7-2010.02/lib/ruby/1.8/i686-linux -I. -DHAVE_JSON_JSON_GEN_H -DHAVE_ELF -DHAVE_DWARF -D_ARCH_i686_  -D_FILE_OFFSET_BITS=64  -fPIC -g -O2    -o x86_gen.o -c x86_gen.c
gcc -I. -I/home/kavu/.rvm/gems/ree-1.8.7-2010.02/gems/memprof-0.3.5/ext/dst/include -I/home/kavu/.rvm/gems/ree-1.8.7-2010.02/gems/memprof-0.3.5/ext/dst/include -I. -I/home/kavu/.rvm/rubies/ree-1.8.7-2010.02/lib/ruby/1.8/i686-linux -I. -DHAVE_JSON_JSON_GEN_H -DHAVE_ELF -DHAVE_DWARF -D_ARCH_i686_  -D_FILE_OFFSET_BITS=64  -fPIC -g -O2    -o util.o -c util.c
gcc -I. -I/home/kavu/.rvm/gems/ree-1.8.7-2010.02/gems/memprof-0.3.5/ext/dst/include -I/home/kavu/.rvm/gems/ree-1.8.7-2010.02/gems/memprof-0.3.5/ext/dst/include -I. -I/home/kavu/.rvm/rubies/ree-1.8.7-2010.02/lib/ruby/1.8/i686-linux -I. -DHAVE_JSON_JSON_GEN_H -DHAVE_ELF -DHAVE_DWARF -D_ARCH_i686_  -D_FILE_OFFSET_BITS=64  -fPIC -g -O2    -o json.o -c json.c
gcc -I. -I/home/kavu/.rvm/gems/ree-1.8.7-2010.02/gems/memprof-0.3.5/ext/dst/include -I/home/kavu/.rvm/gems/ree-1.8.7-2010.02/gems/memprof-0.3.5/ext/dst/include -I. -I/home/kavu/.rvm/rubies/ree-1.8.7-2010.02/lib/ruby/1.8/i686-linux -I. -DHAVE_JSON_JSON_GEN_H -DHAVE_ELF -DHAVE_DWARF -D_ARCH_i686_  -D_FILE_OFFSET_BITS=64  -fPIC -g -O2    -o elf.o -c elf.c
elf.c: In function 'do_bin_allocate_page':
elf.c:287:101: error: 'MAP_32BIT' undeclared (first use in this function)
elf.c:287:101: note: each undeclared identifier is reported only once for each function it appears in
elf.c: In function 'find_plt_addr':
elf.c:370:16: warning: cast to pointer from integer of different size
elf.c: In function 'dissect_elf':
elf.c:1128:28: warning: cast to pointer from integer of different size
elf.c: In function 'bin_init':
elf.c:1218:3: error: duplicate case value
elf.c:1218:3: error: previously used here
elf.c:1219:3: error: duplicate case value
elf.c:1219:3: error: previously used here
make: *** [elf.o] Error 1


Gem files will remain installed in /home/kavu/.rvm/gems/ree-1.8.7-2010.02/gems/memprof-0.3.5 for inspection.
Results logged to /home/kavu/.rvm/gems/ree-1.8.7-2010.02/gems/memprof-0.3.5/ext/gem_make.out