rPackage.seewave can't find libsndfile

[nico202]

Issue description

Steps to reproduce

Add in nix-shell rPackages.seewave and nix-shell it

Technical details

stft.c:3:61: fatal error: sndfile.h not found

• System: 16.09.940.8a5c376
• Nix version: nix-env (Nix) 1.11.4
• Nixpkgs version: 16.09.940.8a5c376

[FRidh]

likely seewave needs libsndfile.out instead of libsndfile which points to libsndfile.bin

[mimame]

@frerich I fixed this bug some time ago. Could you close it? Thanks in advance!