removed PowerPC target on Travis CI (unfortunately unsupported)
diff --git a/Makefile b/Makefile
index 5054a7e..e8b797d 100644
--- a/Makefile
+++ b/Makefile
@@ -116,10 +116,8 @@
sudo apt-get install -q qemu
sudo apt-get install -q binfmt-support
sudo apt-get install -q qemu-user-static
- sudo apt-get update
- apt-cache search powerpc
- apt-cache search gcc
- sudo apt-get install -q gcc-powerpc-linux-gnu
+ sudo apt-get update -q
+ sudo apt-get install -q gcc-powerpc-linux-gnu # unfortunately, doesn't work on Travis CI (package not available)
# for Travis CI
ppctest-w-install: clean ppcinstall ppctest