diff --git a/gcc/config/alpha/t-linux b/gcc/config/alpha/t-linux
deleted file mode 100644
index e4c9fd492618ecd1740d5dffe0e150b73cef96a5..0000000000000000000000000000000000000000
--- a/gcc/config/alpha/t-linux
+++ /dev/null
@@ -1,5 +0,0 @@
-# Do not build libgcc1. Let gcc generate those functions. The Linux
-# C library can handle them.
-LIBGCC1 = 
-CROSS_LIBGCC1 =
-LIBGCC1_TEST =
diff --git a/gcc/config/m68k/t-linux-aout b/gcc/config/m68k/t-linux-aout
index 85f13a7f1ed11b6fd810a858e01582caa5e7ad1d..99dc4522ea45622cd43a70867cc0a44ff2738c51 100644
--- a/gcc/config/m68k/t-linux-aout
+++ b/gcc/config/m68k/t-linux-aout
@@ -1,5 +1,2 @@
-# Don't make libgcc1.a
-LIBGCC1 =
-CROSS_LIBGCC1 =
-# On Linux we can print long double
+# On GNU/Linux we can print long double
 ENQUIRE_CFLAGS = -DNO_MEM -O0
diff --git a/gcc/config/sparc/t-linux b/gcc/config/sparc/t-linux
deleted file mode 100644
index 5a4690eab1f71a30698c859948a76f154f206425..0000000000000000000000000000000000000000
--- a/gcc/config/sparc/t-linux
+++ /dev/null
@@ -1,6 +0,0 @@
-LIBGCC1 =
-CROSS_LIBGCC1 =
-
-# We don't want to build .umul, etc., because Linux provides them,
-# which means that libgcc1-test will fail for cross-compiler.
-LIBGCC1_TEST =
diff --git a/gcc/config/t-linux-aout b/gcc/config/t-linux-aout
index a7c091799e89db21d8f8d1371221d2aebba53e51..8826cddcab655f2de5c5ae9818e4b7513966c209 100644
--- a/gcc/config/t-linux-aout
+++ b/gcc/config/t-linux-aout
@@ -3,3 +3,9 @@ STMP_FIXPROTO =
 
 # Don't install "assert.h" in gcc. We use the one in glibc.
 INSTALL_ASSERT_H =
+
+# Do not build libgcc1. Let gcc generate those functions. The GNU/Linux
+# C library can handle them.
+LIBGCC1 = 
+CROSS_LIBGCC1 =
+LIBGCC1_TEST =