Ruby 2.1.1 build fails on OS X (LDFLAGS error)

gistfile1.txt

Downloading ruby-2.1.1.tar.gz...
-> http://dqw8nmjcqpjn7.cloudfront.net/e57fdbb8ed56e70c43f39c79da1654b2
Installing ruby-2.1.1...
 
BUILD FAILED
 
Inspect or clean up the working tree at
/var/folders/gt/p9gcc3mx36104jplq02qcrwh0000gn/T/ruby-build.20140521110828.13171
Results logged to
/var/folders/gt/p9gcc3mx36104jplq02qcrwh0000gn/T/ruby-build.20140521110828.13171.log
 
Last 10 log lines:
checking for stdint.h... yes 
checking for unistd.h... yes 
checking minix/config.h usability... no
checking minix/config.h presence... no
checking for minix/config.h... no
checking whether it is safe to define __EXTENSIONS__... yes 
checking for cd using physical directory... cd -P
checking whether CFLAGS is valid... yes 
checking whether LDFLAGS is valid... no
configure: error: something wrong with
LDFLAGS="-L/Users/erik/.rbenv/versions/2.1.1/lib "
 
BUILD FAILED
 
Inspect or clean up the working tree at
/var/folders/gt/p9gcc3mx36104jplq02qcrwh0000gn/T/ruby-build.20140521110828.13171
Results logged to
/var/folders/gt/p9gcc3mx36104jplq02qcrwh0000gn/T/ruby-build.20140521110828.13171.log
 
Last 10 log lines:
checking for unistd.h... yes 
checking minix/config.h usability... no
checking minix/config.h presence... no
checking for minix/config.h... no
checking whether it is safe to define __EXTENSIONS__... yes 
checking for cd using physical directory... cd -P
checking whether CFLAGS is valid... yes 
checking whether LDFLAGS is valid... no
configure: error: something wrong with
LDFLAGS="-L/Users/erik/.rbenv/versions/2.1.1/lib "
make: *** No targets specified and no makefile found.  Stop.