Explicitly look for cpp and egrep to avoid AC_EGREP_CPP messing up ou…

…tput.
ThomasAdam · Mar 1, 2015 · 7536d69 · 7536d69
1 parent b8aec17
commit 7536d69
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/configure.ac b/configure.ac
@@ -18,6 +18,8 @@ AC_CANONICAL_HOST
 # Set up the compiler in two different ways and say yes we may want to install.
 AC_PROG_CC
 AM_PROG_CC_C_O
+AC_PROG_CPP
+AC_PROG_EGREP
 AC_PROG_INSTALL
 
 # Default tmux.conf goes in /etc not ${prefix}/etc.