diff --git a/examples/elf/tests/errno/Makefile b/examples/elf/tests/errno/Makefile
index 7d7146224..8bb6ba351 100644
--- a/examples/elf/tests/errno/Makefile
+++ b/examples/elf/tests/errno/Makefile
@@ -55,12 +55,8 @@ endif
 endif
 
 ifeq ($(CONFIG_EXAMPLES_ELF_LIBC),y)
-ifeq ($(CONFIG_BUILD_PROTECTED),y)
-LDLIBS += -luc
-else
 LDLIBS += -lc
 endif
-endif
 
 ifeq ($(CONFIG_EXAMPLES_ELF_SYSCALL),y)
 LDLIBS += -lproxies
diff --git a/examples/elf/tests/hello/Makefile b/examples/elf/tests/hello/Makefile
index 4de917b9b..1766afdf4 100644
--- a/examples/elf/tests/hello/Makefile
+++ b/examples/elf/tests/hello/Makefile
@@ -55,12 +55,8 @@ endif
 endif
 
 ifeq ($(CONFIG_EXAMPLES_ELF_LIBC),y)
-ifeq ($(CONFIG_BUILD_PROTECTED),y)
-LDLIBS += -luc
-else
 LDLIBS += -lc
 endif
-endif
 
 ifeq ($(CONFIG_EXAMPLES_ELF_SYSCALL),y)
 LDLIBS += -lproxies
diff --git a/examples/elf/tests/helloxx/Makefile b/examples/elf/tests/helloxx/Makefile
index 578e360a1..4f2989897 100644
--- a/examples/elf/tests/helloxx/Makefile
+++ b/examples/elf/tests/helloxx/Makefile
@@ -55,12 +55,8 @@ endif
 endif
 
 ifeq ($(CONFIG_EXAMPLES_ELF_LIBC),y)
-ifeq ($(CONFIG_BUILD_PROTECTED),y)
-LDLIBS += -luc
-else
 LDLIBS += -lc
 endif
-endif
 
 ifeq ($(CONFIG_EXAMPLES_ELF_SYSCALL),y)
 LDLIBS += -lproxies
diff --git a/examples/elf/tests/longjmp/Makefile b/examples/elf/tests/longjmp/Makefile
index 7dab95ff4..7521ab850 100644
--- a/examples/elf/tests/longjmp/Makefile
+++ b/examples/elf/tests/longjmp/Makefile
@@ -55,12 +55,8 @@ endif
 endif
 
 ifeq ($(CONFIG_EXAMPLES_ELF_LIBC),y)
-ifeq ($(CONFIG_BUILD_PROTECTED),y)
-LDLIBS += -luc
-else
 LDLIBS += -lc
 endif
-endif
 
 ifeq ($(CONFIG_EXAMPLES_ELF_SYSCALL),y)
 LDLIBS += -lproxies
diff --git a/examples/elf/tests/mutex/Makefile b/examples/elf/tests/mutex/Makefile
index a3fc20e9c..ce4114bd2 100644
--- a/examples/elf/tests/mutex/Makefile
+++ b/examples/elf/tests/mutex/Makefile
@@ -55,12 +55,8 @@ endif
 endif
 
 ifeq ($(CONFIG_EXAMPLES_ELF_LIBC),y)
-ifeq ($(CONFIG_BUILD_PROTECTED),y)
-LDLIBS += -luc
-else
 LDLIBS += -lc
 endif
-endif
 
 ifeq ($(CONFIG_EXAMPLES_ELF_SYSCALL),y)
 LDLIBS += -lproxies
diff --git a/examples/elf/tests/pthread/Makefile b/examples/elf/tests/pthread/Makefile
index aeeab1d23..f7412508c 100644
--- a/examples/elf/tests/pthread/Makefile
+++ b/examples/elf/tests/pthread/Makefile
@@ -55,12 +55,8 @@ endif
 endif
 
 ifeq ($(CONFIG_EXAMPLES_ELF_LIBC),y)
-ifeq ($(CONFIG_BUILD_PROTECTED),y)
-LDLIBS += -luc
-else
 LDLIBS += -lc
 endif
-endif
 
 ifeq ($(CONFIG_EXAMPLES_ELF_SYSCALL),y)
 LDLIBS += -lproxies
diff --git a/examples/elf/tests/signal/Makefile b/examples/elf/tests/signal/Makefile
index 17cc43c21..d9acd2c8a 100644
--- a/examples/elf/tests/signal/Makefile
+++ b/examples/elf/tests/signal/Makefile
@@ -55,12 +55,8 @@ endif
 endif
 
 ifeq ($(CONFIG_EXAMPLES_ELF_LIBC),y)
-ifeq ($(CONFIG_BUILD_PROTECTED),y)
-LDLIBS += -luc
-else
 LDLIBS += -lc
 endif
-endif
 
 ifeq ($(CONFIG_EXAMPLES_ELF_SYSCALL),y)
 LDLIBS += -lproxies
diff --git a/examples/elf/tests/struct/Makefile b/examples/elf/tests/struct/Makefile
index 6652e77db..4245d0c42 100644
--- a/examples/elf/tests/struct/Makefile
+++ b/examples/elf/tests/struct/Makefile
@@ -57,12 +57,8 @@ endif
 endif
 
 ifeq ($(CONFIG_EXAMPLES_ELF_LIBC),y)
-ifeq ($(CONFIG_BUILD_PROTECTED),y)
-LDLIBS += -luc
-else
 LDLIBS += -lc
 endif
-endif
 
 ifeq ($(CONFIG_EXAMPLES_ELF_SYSCALL),y)
 LDLIBS += -lproxies
diff --git a/examples/elf/tests/task/Makefile b/examples/elf/tests/task/Makefile
index 1324f6635..f95898ce7 100644
--- a/examples/elf/tests/task/Makefile
+++ b/examples/elf/tests/task/Makefile
@@ -55,12 +55,8 @@ endif
 endif
 
 ifeq ($(CONFIG_EXAMPLES_ELF_LIBC),y)
-ifeq ($(CONFIG_BUILD_PROTECTED),y)
-LDLIBS += -luc
-else
 LDLIBS += -lc
 endif
-endif
 
 ifeq ($(CONFIG_EXAMPLES_ELF_SYSCALL),y)
 LDLIBS += -lproxies
diff --git a/examples/module/drivers/chardev/Makefile b/examples/module/drivers/chardev/Makefile
index 43fd59b1b..f1f9c705b 100644
--- a/examples/module/drivers/chardev/Makefile
+++ b/examples/module/drivers/chardev/Makefile
@@ -44,7 +44,6 @@ else
 NUTTXLIB = "$(TOPDIR)$(DELIM)staging"
 endif
 
-KDEFINE = ${shell $(DEFINE) "$(CC)" __KERNEL__}
 CMODULEFLAGS += $(KDEFINE)
 
 LDLIBPATH =
diff --git a/examples/sotest/lib/modprint/Makefile b/examples/sotest/lib/modprint/Makefile
index 510965b02..f1987297b 100644
--- a/examples/sotest/lib/modprint/Makefile
+++ b/examples/sotest/lib/modprint/Makefile
@@ -61,12 +61,8 @@ LDLIBPATH +=  -L $(NUTTXLIB)
 endif
 
 ifeq ($(CONFIG_EXAMPLES_SOTEST_LIBC),y)
-ifeq ($(CONFIG_BUILD_PROTECTED),y)
-LDLIBS += -luc
-else
 LDLIBS += -lc
 endif
-endif
 
 BIN = modprint
 
diff --git a/examples/sotest/lib/sotest/Makefile b/examples/sotest/lib/sotest/Makefile
index cdf286b92..5b36ab16b 100644
--- a/examples/sotest/lib/sotest/Makefile
+++ b/examples/sotest/lib/sotest/Makefile
@@ -61,12 +61,8 @@ LDLIBPATH +=  -L $(NUTTXLIB)
 endif
 
 ifeq ($(CONFIG_EXAMPLES_SOTEST_LIBC),y)
-ifeq ($(CONFIG_BUILD_PROTECTED),y)
-LDLIBS += -luc
-else
 LDLIBS += -lc
 endif
-endif
 
 BIN = sotest