Prefer correct syntax highlighting over pedantic quote

diff --git a/configure.ac b/configure.ac
index 6ea583a737a9250d1278e7c36fc9ab133948d5b2..3bbb86053622384ada134a163ad34f46777cdc2a 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -57,7 +57,7 @@ dnl Check for tools
 dnl
 AC_PROG_CC_C99
 AC_USE_SYSTEM_EXTENSIONS
-AC_DEFINE([_FORTIFY_SOURCE], 2, [Define to `2' to get glibc warnings.])
+AC_DEFINE([_FORTIFY_SOURCE], 2, [Define to '2' to get glibc warnings.])
 AM_PROG_CC_C_O
 AC_PROG_CXX
 AC_PROG_CPP