diff --git a/configure b/configure
index ac49260a53d..237d6d24948 100755
--- a/configure
+++ b/configure
@@ -7096,6 +7096,8 @@ done
 
 
 
+
+
 
 
 
@@ -7127,7 +7129,9 @@ for ac_header in \
 	linux/param.h \
 	linux/serial.h \
 	linux/ucdrom.h \
+	mach/machine.h \
 	machine/cpu.h \
+	machine/limits.h \
 	mntent.h \
 	netdb.h \
 	netinet/in.h \
diff --git a/configure.ac b/configure.ac
index d60ebe1f3db..bb55fad83b8 100644
--- a/configure.ac
+++ b/configure.ac
@@ -188,7 +188,9 @@ AC_CHECK_HEADERS(\
 	linux/param.h \
 	linux/serial.h \
 	linux/ucdrom.h \
+	mach/machine.h \
 	machine/cpu.h \
+	machine/limits.h \
 	mntent.h \
 	netdb.h \
 	netinet/in.h \
diff --git a/dlls/kernel/cpu.c b/dlls/kernel/cpu.c
index 227e10c283a..23ff05af3cf 100644
--- a/dlls/kernel/cpu.c
+++ b/dlls/kernel/cpu.c
@@ -31,6 +31,9 @@
 #ifdef HAVE_MACHINE_CPU_H
 # include <machine/cpu.h>
 #endif
+#ifdef HAVE_MACH_MACHINE_H
+# include <mach/machine.h>
+#endif
 
 #include <ctype.h>
 #include <string.h>
diff --git a/dlls/kernel/time.c b/dlls/kernel/time.c
index 49f91994dcc..8988ca7284a 100644
--- a/dlls/kernel/time.c
+++ b/dlls/kernel/time.c
@@ -33,6 +33,9 @@
 #ifdef HAVE_SYS_TIMES_H
 # include <sys/times.h>
 #endif
+#ifdef HAVE_MACHINE_LIMITS_H
+#include <machine/limits.h>
+#endif
 
 #define NONAMELESSUNION
 #define NONAMELESSSTRUCT
diff --git a/include/config.h.in b/include/config.h.in
index 80548cceda4..2f709e23ecd 100644
--- a/include/config.h.in
+++ b/include/config.h.in
@@ -353,9 +353,15 @@
 /* Define to 1 if you have the <machine/cpu.h> header file. */
 #undef HAVE_MACHINE_CPU_H
 
+/* Define to 1 if you have the <machine/limits.h> header file. */
+#undef HAVE_MACHINE_LIMITS_H
+
 /* Define to 1 if you have the <machine/soundcard.h> header file. */
 #undef HAVE_MACHINE_SOUNDCARD_H
 
+/* Define to 1 if you have the <mach/machine.h> header file. */
+#undef HAVE_MACH_MACHINE_H
+
 /* Define to 1 if you have the `memmove' function. */
 #undef HAVE_MEMMOVE