diff --git a/configure/os/CONFIG.solaris-sparc-gnu.solaris-sparc-gnu b/configure/os/CONFIG.solaris-sparc-gnu.solaris-sparc-gnu
index 85a0f5685..7ee267ece 100644
--- a/configure/os/CONFIG.solaris-sparc-gnu.solaris-sparc-gnu
+++ b/configure/os/CONFIG.solaris-sparc-gnu.solaris-sparc-gnu
@@ -7,9 +7,6 @@
 # Sites may override these definitions in CONFIG_SITE.solaris-sparc-gnu.solaris-sparc-gnu
 #-------------------------------------------------------
 
-# Include definitions common to all Unix target archs
-include $(CONFIG)/os/CONFIG.Common.UnixCommon
-
 # Include common gnu compiler definitions
 include $(CONFIG)/CONFIG.gnuCommon
 
diff --git a/configure/os/CONFIG.solaris-x86-gnu.solaris-x86-gnu b/configure/os/CONFIG.solaris-x86-gnu.solaris-x86-gnu
index e7ae3f15b..c255a4056 100644
--- a/configure/os/CONFIG.solaris-x86-gnu.solaris-x86-gnu
+++ b/configure/os/CONFIG.solaris-x86-gnu.solaris-x86-gnu
@@ -7,9 +7,6 @@
 # Sites may override these definitions in CONFIG_SITE.solaris-x86-gnu.solaris-x86-gnu
 #-------------------------------------------------------
 
-# Include definitions common to all Unix target archs
-include $(CONFIG)/os/CONFIG.Common.UnixCommon
-
 # Include common gnu compiler definitions
 include $(CONFIG)/CONFIG.gnuCommon