diff --git a/configure/os/CONFIG.linux-x86.linux-x86-debug b/configure/os/CONFIG.linux-x86.linux-x86-debug
index 3c57ec6e5..8ba371fc4 100644
--- a/configure/os/CONFIG.linux-x86.linux-x86-debug
+++ b/configure/os/CONFIG.linux-x86.linux-x86-debug
@@ -11,6 +11,3 @@ include $(CONFIG)/os/CONFIG.linux-x86-debug.linux-x86-debug
 
 BUILD_CLASS = HOST
 
-CMPLR_SUFFIX=
-CMPLR_PREFIX=
-
diff --git a/configure/os/CONFIG.solaris-sparc.solaris-sparc-debug b/configure/os/CONFIG.solaris-sparc.solaris-sparc-debug
index 976f81883..df09a7f1d 100644
--- a/configure/os/CONFIG.solaris-sparc.solaris-sparc-debug
+++ b/configure/os/CONFIG.solaris-sparc.solaris-sparc-debug
@@ -13,6 +13,3 @@ BUILD_CLASS = HOST
 
 GNU = NO
 
-CMPLR_SUFFIX=
-CMPLR_PREFIX=
-
diff --git a/configure/os/CONFIG.solaris-sparc.solaris-sparc-gnu b/configure/os/CONFIG.solaris-sparc.solaris-sparc-gnu
index 05f51af39..c969db357 100644
--- a/configure/os/CONFIG.solaris-sparc.solaris-sparc-gnu
+++ b/configure/os/CONFIG.solaris-sparc.solaris-sparc-gnu
@@ -11,6 +11,3 @@ include $(CONFIG)/os/CONFIG.solaris-sparc-gnu.solaris-sparc-gnu
 
 BUILD_CLASS = HOST
 
-CMPLR_SUFFIX=
-CMPLR_PREFIX=
-