diff --git a/examples/bbdev_app/Makefile b/examples/bbdev_app/Makefile
index 033f5aada..ead3f016b 100644
--- a/examples/bbdev_app/Makefile
+++ b/examples/bbdev_app/Makefile
@@ -19,7 +19,7 @@ static: build/$(APP)-static
 
 PKGCONF ?= pkg-config
 
-PC_FILE := $(shell $(PKGCONF) --path libdpdk)
+PC_FILE := $(shell $(PKGCONF) --path libdpdk 2>/dev/null)
 CFLAGS += -O3 $(shell $(PKGCONF) --cflags libdpdk)
 LDFLAGS_SHARED = $(shell $(PKGCONF) --libs libdpdk)
 LDFLAGS_STATIC = -Wl,-Bstatic $(shell $(PKGCONF) --static --libs libdpdk)
diff --git a/examples/bond/Makefile b/examples/bond/Makefile
index 3f1ae1b6f..2030ca410 100644
--- a/examples/bond/Makefile
+++ b/examples/bond/Makefile
@@ -21,7 +21,7 @@ LDFLAGS += -lrte_pmd_bond
 
 PKGCONF ?= pkg-config
 
-PC_FILE := $(shell $(PKGCONF) --path libdpdk)
+PC_FILE := $(shell $(PKGCONF) --path libdpdk 2>/dev/null)
 CFLAGS += -O3 $(shell $(PKGCONF) --cflags libdpdk)
 LDFLAGS_SHARED = $(shell $(PKGCONF) --libs libdpdk)
 LDFLAGS_STATIC = -Wl,-Bstatic $(shell $(PKGCONF) --static --libs libdpdk)
diff --git a/examples/cmdline/Makefile b/examples/cmdline/Makefile
index f362a2afb..0b6b54540 100644
--- a/examples/cmdline/Makefile
+++ b/examples/cmdline/Makefile
@@ -19,7 +19,7 @@ static: build/$(APP)-static
 
 PKGCONF ?= pkg-config
 
-PC_FILE := $(shell $(PKGCONF) --path libdpdk)
+PC_FILE := $(shell $(PKGCONF) --path libdpdk 2>/dev/null)
 CFLAGS += -O3 $(shell $(PKGCONF) --cflags libdpdk)
 LDFLAGS_SHARED = $(shell $(PKGCONF) --libs libdpdk)
 LDFLAGS_STATIC = -Wl,-Bstatic $(shell $(PKGCONF) --static --libs libdpdk)
diff --git a/examples/distributor/Makefile b/examples/distributor/Makefile
index ac804da34..4192d8a4a 100644
--- a/examples/distributor/Makefile
+++ b/examples/distributor/Makefile
@@ -19,7 +19,7 @@ static: build/$(APP)-static
 
 PKGCONF ?= pkg-config
 
-PC_FILE := $(shell $(PKGCONF) --path libdpdk)
+PC_FILE := $(shell $(PKGCONF) --path libdpdk 2>/dev/null)
 CFLAGS += -O3 $(shell $(PKGCONF) --cflags libdpdk)
 LDFLAGS_SHARED = $(shell $(PKGCONF) --libs libdpdk)
 LDFLAGS_STATIC = -Wl,-Bstatic $(shell $(PKGCONF) --static --libs libdpdk)
diff --git a/examples/eventdev_pipeline/Makefile b/examples/eventdev_pipeline/Makefile
index 9a6250b85..96cd24437 100644
--- a/examples/eventdev_pipeline/Makefile
+++ b/examples/eventdev_pipeline/Makefile
@@ -21,7 +21,7 @@ static: build/$(APP)-static
 
 PKGCONF ?= pkg-config
 
-PC_FILE := $(shell $(PKGCONF) --path libdpdk)
+PC_FILE := $(shell $(PKGCONF) --path libdpdk 2>/dev/null)
 CFLAGS += -O3 $(shell $(PKGCONF) --cflags libdpdk)
 LDFLAGS_SHARED = $(shell $(PKGCONF) --libs libdpdk)
 LDFLAGS_STATIC = -Wl,-Bstatic $(shell $(PKGCONF) --static --libs libdpdk)
diff --git a/examples/fips_validation/Makefile b/examples/fips_validation/Makefile
index da5c8f6e7..1385e8cc8 100644
--- a/examples/fips_validation/Makefile
+++ b/examples/fips_validation/Makefile
@@ -28,7 +28,7 @@ static: build/$(APP)-static
 
 PKGCONF ?= pkg-config
 
-PC_FILE := $(shell $(PKGCONF) --path libdpdk)
+PC_FILE := $(shell $(PKGCONF) --path libdpdk 2>/dev/null)
 CFLAGS += -O3 $(shell $(PKGCONF) --cflags libdpdk)
 LDFLAGS_SHARED = $(shell $(PKGCONF) --libs libdpdk)
 LDFLAGS_STATIC = -Wl,-Bstatic $(shell $(PKGCONF) --static --libs libdpdk)
diff --git a/examples/flow_classify/Makefile b/examples/flow_classify/Makefile
index 0b41ac4eb..6864941b3 100644
--- a/examples/flow_classify/Makefile
+++ b/examples/flow_classify/Makefile
@@ -19,7 +19,7 @@ static: build/$(APP)-static
 
 PKGCONF ?= pkg-config
 
-PC_FILE := $(shell $(PKGCONF) --path libdpdk)
+PC_FILE := $(shell $(PKGCONF) --path libdpdk 2>/dev/null)
 CFLAGS += -O3 $(shell $(PKGCONF) --cflags libdpdk)
 LDFLAGS_SHARED = $(shell $(PKGCONF) --libs libdpdk)
 LDFLAGS_STATIC = -Wl,-Bstatic $(shell $(PKGCONF) --static --libs libdpdk)
diff --git a/examples/flow_filtering/Makefile b/examples/flow_filtering/Makefile
index 1d5ab739c..6c51c0b7a 100644
--- a/examples/flow_filtering/Makefile
+++ b/examples/flow_filtering/Makefile
@@ -17,7 +17,7 @@ static: build/$(APP)-static
 
 PKGCONF ?= pkg-config
 
-PC_FILE := $(shell $(PKGCONF) --path libdpdk)
+PC_FILE := $(shell $(PKGCONF) --path libdpdk 2>/dev/null)
 CFLAGS += -O3 $(shell $(PKGCONF) --cflags libdpdk)
 LDFLAGS_SHARED = $(shell $(PKGCONF) --libs libdpdk)
 LDFLAGS_STATIC = -Wl,-Bstatic $(shell $(PKGCONF) --static --libs libdpdk)
diff --git a/examples/helloworld/Makefile b/examples/helloworld/Makefile
index 267f90b4e..16d82b02f 100644
--- a/examples/helloworld/Makefile
+++ b/examples/helloworld/Makefile
@@ -19,7 +19,7 @@ static: build/$(APP)-static
 
 PKGCONF ?= pkg-config
 
-PC_FILE := $(shell $(PKGCONF) --path libdpdk)
+PC_FILE := $(shell $(PKGCONF) --path libdpdk 2>/dev/null)
 CFLAGS += -O3 $(shell $(PKGCONF) --cflags libdpdk)
 LDFLAGS_SHARED = $(shell $(PKGCONF) --libs libdpdk)
 LDFLAGS_STATIC = -Wl,-Bstatic $(shell $(PKGCONF) --static --libs libdpdk)
diff --git a/examples/ioat/Makefile b/examples/ioat/Makefile
index ad4c63e31..ef63f5d68 100644
--- a/examples/ioat/Makefile
+++ b/examples/ioat/Makefile
@@ -19,7 +19,7 @@ static: build/$(APP)-static
 
 PKGCONF ?= pkg-config
 
-PC_FILE := $(shell $(PKGCONF) --path libdpdk)
+PC_FILE := $(shell $(PKGCONF) --path libdpdk 2>/dev/null)
 CFLAGS += -O3 $(shell $(PKGCONF) --cflags libdpdk)
 LDFLAGS_SHARED = $(shell $(PKGCONF) --libs libdpdk)
 LDFLAGS_STATIC = -Wl,-Bstatic $(shell $(PKGCONF) --static --libs libdpdk)
diff --git a/examples/ip_fragmentation/Makefile b/examples/ip_fragmentation/Makefile
index 1d1396211..ede0c4f02 100644
--- a/examples/ip_fragmentation/Makefile
+++ b/examples/ip_fragmentation/Makefile
@@ -20,7 +20,7 @@ static: build/$(APP)-static
 
 PKGCONF ?= pkg-config
 
-PC_FILE := $(shell $(PKGCONF) --path libdpdk)
+PC_FILE := $(shell $(PKGCONF) --path libdpdk 2>/dev/null)
 CFLAGS += -O3 $(shell $(PKGCONF) --cflags libdpdk)
 LDFLAGS_SHARED = $(shell $(PKGCONF) --libs libdpdk)
 LDFLAGS_STATIC = -Wl,-Bstatic $(shell $(PKGCONF) --static --libs libdpdk)
diff --git a/examples/ip_pipeline/Makefile b/examples/ip_pipeline/Makefile
index 77d37cc40..3a0193818 100644
--- a/examples/ip_pipeline/Makefile
+++ b/examples/ip_pipeline/Makefile
@@ -32,7 +32,7 @@ static: build/$(APP)-static
 
 PKGCONF ?= pkg-config
 
-PC_FILE := $(shell $(PKGCONF) --path libdpdk)
+PC_FILE := $(shell $(PKGCONF) --path libdpdk 2>/dev/null)
 CFLAGS += -O3 $(shell $(PKGCONF) --cflags libdpdk)
 LDFLAGS_SHARED = $(shell $(PKGCONF) --libs libdpdk)
 LDFLAGS_STATIC = -Wl,-Bstatic $(shell $(PKGCONF) --static --libs libdpdk)
diff --git a/examples/ip_reassembly/Makefile b/examples/ip_reassembly/Makefile
index 3d7fac195..3f2888b33 100644
--- a/examples/ip_reassembly/Makefile
+++ b/examples/ip_reassembly/Makefile
@@ -20,7 +20,7 @@ static: build/$(APP)-static
 
 PKGCONF ?= pkg-config
 
-PC_FILE := $(shell $(PKGCONF) --path libdpdk)
+PC_FILE := $(shell $(PKGCONF) --path libdpdk 2>/dev/null)
 CFLAGS += -O3 $(shell $(PKGCONF) --cflags libdpdk)
 LDFLAGS_SHARED = $(shell $(PKGCONF) --libs libdpdk)
 LDFLAGS_STATIC = -Wl,-Bstatic $(shell $(PKGCONF) --static --libs libdpdk)
diff --git a/examples/ipsec-secgw/Makefile b/examples/ipsec-secgw/Makefile
index 1c2b944d6..a4977f61f 100644
--- a/examples/ipsec-secgw/Makefile
+++ b/examples/ipsec-secgw/Makefile
@@ -30,7 +30,7 @@ static: build/$(APP)-static
 
 PKGCONF ?= pkg-config
 
-PC_FILE := $(shell $(PKGCONF) --path libdpdk)
+PC_FILE := $(shell $(PKGCONF) --path libdpdk 2>/dev/null)
 CFLAGS += -O3 $(shell $(PKGCONF) --cflags libdpdk)
 LDFLAGS_SHARED = $(shell $(PKGCONF) --libs libdpdk)
 LDFLAGS_STATIC = -Wl,-Bstatic $(shell $(PKGCONF) --static --libs libdpdk)
diff --git a/examples/ipv4_multicast/Makefile b/examples/ipv4_multicast/Makefile
index 5f9d73881..92d3db0f4 100644
--- a/examples/ipv4_multicast/Makefile
+++ b/examples/ipv4_multicast/Makefile
@@ -20,7 +20,7 @@ static: build/$(APP)-static
 
 PKGCONF ?= pkg-config
 
-PC_FILE := $(shell $(PKGCONF) --path libdpdk)
+PC_FILE := $(shell $(PKGCONF) --path libdpdk 2>/dev/null)
 CFLAGS += -O3 $(shell $(PKGCONF) --cflags libdpdk)
 LDFLAGS_SHARED = $(shell $(PKGCONF) --libs libdpdk)
 LDFLAGS_STATIC = -Wl,-Bstatic $(shell $(PKGCONF) --static --libs libdpdk)
diff --git a/examples/kni/Makefile b/examples/kni/Makefile
index fbe0097cf..c7ca96d8a 100644
--- a/examples/kni/Makefile
+++ b/examples/kni/Makefile
@@ -19,7 +19,7 @@ static: build/$(APP)-static
 
 PKGCONF ?= pkg-config
 
-PC_FILE := $(shell $(PKGCONF) --path libdpdk)
+PC_FILE := $(shell $(PKGCONF) --path libdpdk 2>/dev/null)
 CFLAGS += -O3 $(shell $(PKGCONF) --cflags libdpdk)
 CFLAGS += -DALLOW_EXPERIMENTAL_API
 LDFLAGS_SHARED = $(shell $(PKGCONF) --libs libdpdk)
diff --git a/examples/l2fwd-cat/Makefile b/examples/l2fwd-cat/Makefile
index 86e56a1e7..b0e53c37e 100644
--- a/examples/l2fwd-cat/Makefile
+++ b/examples/l2fwd-cat/Makefile
@@ -19,7 +19,7 @@ static: build/$(APP)-static
 
 PKGCONF ?= pkg-config
 
-PC_FILE := $(shell $(PKGCONF) --path libdpdk)
+PC_FILE := $(shell $(PKGCONF) --path libdpdk 2>/dev/null)
 CFLAGS += -O3 $(shell $(PKGCONF) --cflags libdpdk)
 LDFLAGS_SHARED = $(shell $(PKGCONF) --libs libdpdk)
 LDFLAGS_STATIC = -Wl,-Bstatic $(shell $(PKGCONF) --static --libs libdpdk)
diff --git a/examples/l2fwd-crypto/Makefile b/examples/l2fwd-crypto/Makefile
index ecfbab1f5..2f1405a72 100644
--- a/examples/l2fwd-crypto/Makefile
+++ b/examples/l2fwd-crypto/Makefile
@@ -19,7 +19,7 @@ static: build/$(APP)-static
 
 PKGCONF ?= pkg-config
 
-PC_FILE := $(shell $(PKGCONF) --path libdpdk)
+PC_FILE := $(shell $(PKGCONF) --path libdpdk 2>/dev/null)
 CFLAGS += -O3 $(shell $(PKGCONF) --cflags libdpdk)
 LDFLAGS_SHARED = $(shell $(PKGCONF) --libs libdpdk)
 LDFLAGS_STATIC = -Wl,-Bstatic $(shell $(PKGCONF) --static --libs libdpdk)
diff --git a/examples/l2fwd-event/Makefile b/examples/l2fwd-event/Makefile
index 04e6796a6..4cdae36f1 100644
--- a/examples/l2fwd-event/Makefile
+++ b/examples/l2fwd-event/Makefile
@@ -25,7 +25,7 @@ static: build/$(APP)-static
 
 PKGCONF ?= pkg-config
 
-PC_FILE := $(shell $(PKGCONF) --path libdpdk)
+PC_FILE := $(shell $(PKGCONF) --path libdpdk 2>/dev/null)
 CFLAGS += -O3 $(shell $(PKGCONF) --cflags libdpdk)
 LDFLAGS_SHARED = $(shell $(PKGCONF) --libs libdpdk)
 LDFLAGS_STATIC = -Wl,-Bstatic $(shell $(PKGCONF) --static --libs libdpdk)
diff --git a/examples/l2fwd-jobstats/Makefile b/examples/l2fwd-jobstats/Makefile
index 0882c2697..73c91faa8 100644
--- a/examples/l2fwd-jobstats/Makefile
+++ b/examples/l2fwd-jobstats/Makefile
@@ -19,7 +19,7 @@ static: build/$(APP)-static
 
 PKGCONF ?= pkg-config
 
-PC_FILE := $(shell $(PKGCONF) --path libdpdk)
+PC_FILE := $(shell $(PKGCONF) --path libdpdk 2>/dev/null)
 CFLAGS += -O3 $(shell $(PKGCONF) --cflags libdpdk)
 LDFLAGS_SHARED = $(shell $(PKGCONF) --libs libdpdk)
 LDFLAGS_STATIC = -Wl,-Bstatic $(shell $(PKGCONF) --static --libs libdpdk)
diff --git a/examples/l2fwd-keepalive/Makefile b/examples/l2fwd-keepalive/Makefile
index 68e467426..94d1e58bb 100644
--- a/examples/l2fwd-keepalive/Makefile
+++ b/examples/l2fwd-keepalive/Makefile
@@ -21,7 +21,7 @@ LDFLAGS += -pthread -lrt
 
 PKGCONF ?= pkg-config
 
-PC_FILE := $(shell $(PKGCONF) --path libdpdk)
+PC_FILE := $(shell $(PKGCONF) --path libdpdk 2>/dev/null)
 CFLAGS += -O3 $(shell $(PKGCONF) --cflags libdpdk)
 LDFLAGS_SHARED = $(shell $(PKGCONF) --libs libdpdk)
 LDFLAGS_STATIC = -Wl,-Bstatic $(shell $(PKGCONF) --static --libs libdpdk)
diff --git a/examples/l2fwd/Makefile b/examples/l2fwd/Makefile
index 97af55a50..8b7b26cb9 100644
--- a/examples/l2fwd/Makefile
+++ b/examples/l2fwd/Makefile
@@ -19,7 +19,7 @@ static: build/$(APP)-static
 
 PKGCONF ?= pkg-config
 
-PC_FILE := $(shell $(PKGCONF) --path libdpdk)
+PC_FILE := $(shell $(PKGCONF) --path libdpdk 2>/dev/null)
 CFLAGS += -O3 $(shell $(PKGCONF) --cflags libdpdk)
 # Add flag to allow experimental API as l2fwd uses rte_ethdev_set_ptype API
 CFLAGS += -DALLOW_EXPERIMENTAL_API
diff --git a/examples/l3fwd-acl/Makefile b/examples/l3fwd-acl/Makefile
index 7fcf1e7a6..d9909584b 100644
--- a/examples/l3fwd-acl/Makefile
+++ b/examples/l3fwd-acl/Makefile
@@ -19,7 +19,7 @@ static: build/$(APP)-static
 
 PKGCONF ?= pkg-config
 
-PC_FILE := $(shell $(PKGCONF) --path libdpdk)
+PC_FILE := $(shell $(PKGCONF) --path libdpdk 2>/dev/null)
 CFLAGS += -O3 $(shell $(PKGCONF) --cflags libdpdk)
 LDFLAGS_SHARED = $(shell $(PKGCONF) --libs libdpdk)
 LDFLAGS_STATIC = -Wl,-Bstatic $(shell $(PKGCONF) --static --libs libdpdk)
diff --git a/examples/l3fwd-power/Makefile b/examples/l3fwd-power/Makefile
index de5d15cb7..729d49639 100644
--- a/examples/l3fwd-power/Makefile
+++ b/examples/l3fwd-power/Makefile
@@ -19,7 +19,7 @@ static: build/$(APP)-static
 
 PKGCONF ?= pkg-config
 
-PC_FILE := $(shell $(PKGCONF) --path libdpdk)
+PC_FILE := $(shell $(PKGCONF) --path libdpdk 2>/dev/null)
 CFLAGS += -O3 $(shell $(PKGCONF) --cflags libdpdk)
 LDFLAGS_SHARED = $(shell $(PKGCONF) --libs libdpdk)
 LDFLAGS_STATIC = -Wl,-Bstatic $(shell $(PKGCONF) --static --libs libdpdk)
diff --git a/examples/l3fwd/Makefile b/examples/l3fwd/Makefile
index 042eae92b..b2dbf2607 100644
--- a/examples/l3fwd/Makefile
+++ b/examples/l3fwd/Makefile
@@ -19,7 +19,7 @@ static: build/$(APP)-static
 
 PKGCONF ?= pkg-config
 
-PC_FILE := $(shell $(PKGCONF) --path libdpdk)
+PC_FILE := $(shell $(PKGCONF) --path libdpdk 2>/dev/null)
 CFLAGS += -O3 $(shell $(PKGCONF) --cflags libdpdk)
 LDFLAGS_SHARED = $(shell $(PKGCONF) --libs libdpdk)
 LDFLAGS_STATIC = -Wl,-Bstatic $(shell $(PKGCONF) --static --libs libdpdk)
diff --git a/examples/link_status_interrupt/Makefile b/examples/link_status_interrupt/Makefile
index 3d55aa1ac..4f02a8901 100644
--- a/examples/link_status_interrupt/Makefile
+++ b/examples/link_status_interrupt/Makefile
@@ -19,7 +19,7 @@ static: build/$(APP)-static
 
 PKGCONF ?= pkg-config
 
-PC_FILE := $(shell $(PKGCONF) --path libdpdk)
+PC_FILE := $(shell $(PKGCONF) --path libdpdk 2>/dev/null)
 CFLAGS += -O3 $(shell $(PKGCONF) --cflags libdpdk)
 LDFLAGS_SHARED = $(shell $(PKGCONF) --libs libdpdk)
 LDFLAGS_STATIC = -Wl,-Bstatic $(shell $(PKGCONF) --static --libs libdpdk)
diff --git a/examples/ntb/Makefile b/examples/ntb/Makefile
index 7927f44ac..baeba11e8 100644
--- a/examples/ntb/Makefile
+++ b/examples/ntb/Makefile
@@ -23,7 +23,7 @@ PKGCONF ?= pkg-config
 CFLAGS += -D_FILE_OFFSET_BITS=64
 LDFLAGS += -pthread
 
-PC_FILE := $(shell $(PKGCONF) --path libdpdk)
+PC_FILE := $(shell $(PKGCONF) --path libdpdk 2>/dev/null)
 CFLAGS += -O3 $(shell $(PKGCONF) --cflags libdpdk)
 LDFLAGS_SHARED = $(shell $(PKGCONF) --libs libdpdk)
 LDFLAGS_STATIC = -Wl,-Bstatic $(shell $(PKGCONF) --static --libs libdpdk)
diff --git a/examples/packet_ordering/Makefile b/examples/packet_ordering/Makefile
index b04a39399..261b7f06a 100644
--- a/examples/packet_ordering/Makefile
+++ b/examples/packet_ordering/Makefile
@@ -19,7 +19,7 @@ static: build/$(APP)-static
 
 PKGCONF ?= pkg-config
 
-PC_FILE := $(shell $(PKGCONF) --path libdpdk)
+PC_FILE := $(shell $(PKGCONF) --path libdpdk 2>/dev/null)
 CFLAGS += -O3 $(shell $(PKGCONF) --cflags libdpdk)
 LDFLAGS_SHARED = $(shell $(PKGCONF) --libs libdpdk)
 LDFLAGS_STATIC = -Wl,-Bstatic $(shell $(PKGCONF) --static --libs libdpdk)
diff --git a/examples/ptpclient/Makefile b/examples/ptpclient/Makefile
index 0f8390b68..82d72b3e3 100644
--- a/examples/ptpclient/Makefile
+++ b/examples/ptpclient/Makefile
@@ -19,7 +19,7 @@ static: build/$(APP)-static
 
 PKGCONF ?= pkg-config
 
-PC_FILE := $(shell $(PKGCONF) --path libdpdk)
+PC_FILE := $(shell $(PKGCONF) --path libdpdk 2>/dev/null)
 CFLAGS += -O3 $(shell $(PKGCONF) --cflags libdpdk)
 LDFLAGS_SHARED = $(shell $(PKGCONF) --libs libdpdk)
 LDFLAGS_STATIC = -Wl,-Bstatic $(shell $(PKGCONF) --static --libs libdpdk)
diff --git a/examples/qos_meter/Makefile b/examples/qos_meter/Makefile
index 4a9b628b8..7c2bf88a9 100644
--- a/examples/qos_meter/Makefile
+++ b/examples/qos_meter/Makefile
@@ -19,7 +19,7 @@ static: build/$(APP)-static
 
 PKGCONF ?= pkg-config
 
-PC_FILE := $(shell $(PKGCONF) --path libdpdk)
+PC_FILE := $(shell $(PKGCONF) --path libdpdk 2>/dev/null)
 CFLAGS += -O3 $(shell $(PKGCONF) --cflags libdpdk)
 LDFLAGS_SHARED = $(shell $(PKGCONF) --libs libdpdk)
 LDFLAGS_STATIC = -Wl,-Bstatic $(shell $(PKGCONF) --static --libs libdpdk)
diff --git a/examples/qos_sched/Makefile b/examples/qos_sched/Makefile
index 5737ad652..525061ca0 100644
--- a/examples/qos_sched/Makefile
+++ b/examples/qos_sched/Makefile
@@ -19,7 +19,7 @@ static: build/$(APP)-static
 
 PKGCONF ?= pkg-config
 
-PC_FILE := $(shell $(PKGCONF) --path libdpdk)
+PC_FILE := $(shell $(PKGCONF) --path libdpdk 2>/dev/null)
 CFLAGS += -O3 $(shell $(PKGCONF) --cflags libdpdk)
 LDFLAGS_SHARED = $(shell $(PKGCONF) --libs libdpdk)
 LDFLAGS_STATIC = -Wl,-Bstatic $(shell $(PKGCONF) --static --libs libdpdk)
diff --git a/examples/rxtx_callbacks/Makefile b/examples/rxtx_callbacks/Makefile
index 0f126692a..584b9fafb 100644
--- a/examples/rxtx_callbacks/Makefile
+++ b/examples/rxtx_callbacks/Makefile
@@ -19,7 +19,7 @@ static: build/$(APP)-static
 
 PKGCONF ?= pkg-config
 
-PC_FILE := $(shell $(PKGCONF) --path libdpdk)
+PC_FILE := $(shell $(PKGCONF) --path libdpdk 2>/dev/null)
 CFLAGS += -O3 $(shell $(PKGCONF) --cflags libdpdk)
 LDFLAGS_SHARED = $(shell $(PKGCONF) --libs libdpdk)
 LDFLAGS_STATIC = -Wl,-Bstatic $(shell $(PKGCONF) --static --libs libdpdk)
diff --git a/examples/service_cores/Makefile b/examples/service_cores/Makefile
index 6fecedc54..c47055813 100644
--- a/examples/service_cores/Makefile
+++ b/examples/service_cores/Makefile
@@ -19,7 +19,7 @@ static: build/$(APP)-static
 
 PKGCONF ?= pkg-config
 
-PC_FILE := $(shell $(PKGCONF) --path libdpdk)
+PC_FILE := $(shell $(PKGCONF) --path libdpdk 2>/dev/null)
 CFLAGS += -O3 $(shell $(PKGCONF) --cflags libdpdk)
 LDFLAGS_SHARED = $(shell $(PKGCONF) --libs libdpdk)
 LDFLAGS_STATIC = -Wl,-Bstatic $(shell $(PKGCONF) --static --libs libdpdk)
diff --git a/examples/skeleton/Makefile b/examples/skeleton/Makefile
index fdc458c91..2c29004d7 100644
--- a/examples/skeleton/Makefile
+++ b/examples/skeleton/Makefile
@@ -19,7 +19,7 @@ static: build/$(APP)-static
 
 PKGCONF ?= pkg-config
 
-PC_FILE := $(shell $(PKGCONF) --path libdpdk)
+PC_FILE := $(shell $(PKGCONF) --path libdpdk 2>/dev/null)
 CFLAGS += -O3 $(shell $(PKGCONF) --cflags libdpdk)
 LDFLAGS_SHARED = $(shell $(PKGCONF) --libs libdpdk)
 LDFLAGS_STATIC = -Wl,-Bstatic $(shell $(PKGCONF) --static --libs libdpdk)
diff --git a/examples/tep_termination/Makefile b/examples/tep_termination/Makefile
index 57af4e7cc..645112498 100644
--- a/examples/tep_termination/Makefile
+++ b/examples/tep_termination/Makefile
@@ -21,7 +21,7 @@ LDFLAGS += -pthread
 
 PKGCONF ?= pkg-config
 
-PC_FILE := $(shell $(PKGCONF) --path libdpdk)
+PC_FILE := $(shell $(PKGCONF) --path libdpdk 2>/dev/null)
 CFLAGS += -O3 $(shell $(PKGCONF) --cflags libdpdk)
 LDFLAGS_SHARED = $(shell $(PKGCONF) --libs libdpdk)
 LDFLAGS_STATIC = -Wl,-Bstatic $(shell $(PKGCONF) --static --libs libdpdk)
diff --git a/examples/timer/Makefile b/examples/timer/Makefile
index 21f05918c..bf86339ab 100644
--- a/examples/timer/Makefile
+++ b/examples/timer/Makefile
@@ -19,7 +19,7 @@ static: build/$(APP)-static
 
 PKGCONF ?= pkg-config
 
-PC_FILE := $(shell $(PKGCONF) --path libdpdk)
+PC_FILE := $(shell $(PKGCONF) --path libdpdk 2>/dev/null)
 CFLAGS += -O3 $(shell $(PKGCONF) --cflags libdpdk)
 LDFLAGS_SHARED = $(shell $(PKGCONF) --libs libdpdk)
 LDFLAGS_STATIC = -Wl,-Bstatic $(shell $(PKGCONF) --static --libs libdpdk)
diff --git a/examples/vdpa/Makefile b/examples/vdpa/Makefile
index 68d088f22..6a25497cd 100644
--- a/examples/vdpa/Makefile
+++ b/examples/vdpa/Makefile
@@ -20,7 +20,7 @@ static: build/$(APP)-static
 
 PKGCONF ?= pkg-config
 
-PC_FILE := $(shell $(PKGCONF) --path libdpdk)
+PC_FILE := $(shell $(PKGCONF) --path libdpdk 2>/dev/null)
 CFLAGS += -O3 $(shell $(PKGCONF) --cflags libdpdk)
 LDFLAGS_SHARED = $(shell $(PKGCONF) --libs libdpdk)
 LDFLAGS_STATIC = -Wl,-Bstatic $(shell $(PKGCONF) --static --libs libdpdk)
diff --git a/examples/vhost/Makefile b/examples/vhost/Makefile
index fcb864d0e..f2b161541 100644
--- a/examples/vhost/Makefile
+++ b/examples/vhost/Makefile
@@ -21,7 +21,7 @@ LDFLAGS += -pthread
 
 PKGCONF ?= pkg-config
 
-PC_FILE := $(shell $(PKGCONF) --path libdpdk)
+PC_FILE := $(shell $(PKGCONF) --path libdpdk 2>/dev/null)
 CFLAGS += -O3 $(shell $(PKGCONF) --cflags libdpdk)
 LDFLAGS_SHARED = $(shell $(PKGCONF) --libs libdpdk)
 LDFLAGS_STATIC = -Wl,-Bstatic $(shell $(PKGCONF) --static --libs libdpdk)
diff --git a/examples/vhost_blk/Makefile b/examples/vhost_blk/Makefile
index af2a3f87b..39244320d 100644
--- a/examples/vhost_blk/Makefile
+++ b/examples/vhost_blk/Makefile
@@ -22,7 +22,7 @@ PKGCONF ?= pkg-config
 
 LDFLAGS += -pthread
 
-PC_FILE := $(shell $(PKGCONF) --path libdpdk)
+PC_FILE := $(shell $(PKGCONF) --path libdpdk 2>/dev/null)
 CFLAGS += -O3 $(shell $(PKGCONF) --cflags libdpdk)
 LDFLAGS_SHARED = $(shell $(PKGCONF) --libs libdpdk)
 LDFLAGS_STATIC = -Wl,-Bstatic $(shell $(PKGCONF) --static --libs libdpdk)
diff --git a/examples/vhost_crypto/Makefile b/examples/vhost_crypto/Makefile
index 43e2e3244..ae8cb81f8 100644
--- a/examples/vhost_crypto/Makefile
+++ b/examples/vhost_crypto/Makefile
@@ -20,7 +20,7 @@ static: build/$(APP)-static
 
 PKGCONF ?= pkg-config
 
-PC_FILE := $(shell $(PKGCONF) --path libdpdk)
+PC_FILE := $(shell $(PKGCONF) --path libdpdk 2>/dev/null)
 CFLAGS += -O3 $(shell $(PKGCONF) --cflags libdpdk)
 LDFLAGS_SHARED = $(shell $(PKGCONF) --libs libdpdk)
 LDFLAGS_STATIC = -Wl,-Bstatic $(shell $(PKGCONF) --static --libs libdpdk)
diff --git a/examples/vmdq/Makefile b/examples/vmdq/Makefile
index e0f1e4c40..0767c715a 100644
--- a/examples/vmdq/Makefile
+++ b/examples/vmdq/Makefile
@@ -19,7 +19,7 @@ static: build/$(APP)-static
 
 PKGCONF ?= pkg-config
 
-PC_FILE := $(shell $(PKGCONF) --path libdpdk)
+PC_FILE := $(shell $(PKGCONF) --path libdpdk 2>/dev/null)
 CFLAGS += -O3 $(shell $(PKGCONF) --cflags libdpdk)
 LDFLAGS_SHARED = $(shell $(PKGCONF) --libs libdpdk)
 LDFLAGS_STATIC = -Wl,-Bstatic $(shell $(PKGCONF) --static --libs libdpdk)
diff --git a/examples/vmdq_dcb/Makefile b/examples/vmdq_dcb/Makefile
index def515872..2a9b04143 100644
--- a/examples/vmdq_dcb/Makefile
+++ b/examples/vmdq_dcb/Makefile
@@ -19,7 +19,7 @@ static: build/$(APP)-static
 
 PKGCONF ?= pkg-config
 
-PC_FILE := $(shell $(PKGCONF) --path libdpdk)
+PC_FILE := $(shell $(PKGCONF) --path libdpdk 2>/dev/null)
 CFLAGS += -O3 $(shell $(PKGCONF) --cflags libdpdk)
 LDFLAGS_SHARED = $(shell $(PKGCONF) --libs libdpdk)
 LDFLAGS_STATIC = -Wl,-Bstatic $(shell $(PKGCONF) --static --libs libdpdk)
