diff --git a/configure.ac b/configure.ac
index 7a3a6bc50..2d02a7f97 100644
--- a/configure.ac
+++ b/configure.ac
@@ -156,7 +156,7 @@ AC_CHECK_LIB(intl, gettext)
 AC_CHECK_HEADERS([getopt.h termio.h sys/resource.h term.h ncurses/term.h libintl.h])
 
 AC_CHECK_HEADER([regex.h],
-				[AC_DEFINE([HAVE_REGEX_H])],
+				[AC_DEFINE([HAVE_REGEX_H], [1], [Define to 1 if you have the <regex.h> header file.])],
 				[AC_MSG_ERROR([Could not find the header regex.h, needed to build fish])])
 
 
diff --git a/doc_src/doc.hdr b/doc_src/doc.hdr
index 97d1a9796..37eba5f97 100644
--- a/doc_src/doc.hdr
+++ b/doc_src/doc.hdr
@@ -1059,7 +1059,7 @@ msgid "%ls: No suitable job\n"
 msgstr "%ls: Inget jobb matchar\n"
 </pre>
 
-%s, %ls, %d and other tokens beginning with a '%' are
+\%s, \%ls, %\d and other tokens beginning with a '\%' are
 placeholders. These will be replaced by a value by fish at
 runtime. You must always take care to use exactly the same
 placeholders in the same order in your translation. (Actually, there