[!WITH_REGEX]: Include rx.h.

3 files changed, 15 insertions, 3 deletions

diff --git a/src/csplit.c b/src/csplit.c
index fee898a6e..f3a879a8e 100644
--- a/src/csplit.c
+++ b/src/csplit.c
@@ -36,7 +36,11 @@
 # define INT_MAX ((int) (UINT_MAX >> 1))
 #endif
 
-#include "regex.h"
+#if WITH_REGEX
+# include <regex.h>
+#else
+# include <rx.h>
+#endif
 #include "system.h"
 #include "version.h"
 #include "error.h"
diff --git a/src/nl.c b/src/nl.c
index c596ce7d1..866729a87 100644
--- a/src/nl.c
+++ b/src/nl.c
@@ -23,7 +23,11 @@
 #include <stdio.h>
 #include <sys/types.h>
 #include <getopt.h>
-#include <regex.h>
+#if WITH_REGEX
+# include <regex.h>
+#else
+# include <rx.h>
+#endif
 #include "linebuffer.h"
 #include "system.h"
 #include "version.h"
diff --git a/src/tac.c b/src/tac.c
index bcf352e7c..d96e17796 100644
--- a/src/tac.c
+++ b/src/tac.c
@@ -41,7 +41,11 @@ tac -r -s '.\|
 #include <getopt.h>
 #include <sys/types.h>
 #include <signal.h>
-#include <regex.h>
+#if WITH_REGEX
+# include <regex.h>
+#else
+# include <rx.h>
+#endif
 #include "system.h"
 #include "version.h"
 #include "error.h"