diff --git a/extensions/bintools/Makefile b/extensions/bintools/Makefile
index 8d97fcad..bcd84c29 100644
--- a/extensions/bintools/Makefile
+++ b/extensions/bintools/Makefile
@@ -99,7 +99,7 @@ $(BIN_DIR)/%.o: %.cpp
 
 all: check
 	mkdir -p $(BIN_DIR)/sdk
-	if [ "$(USEMETA)" == "true" ]; then \
+	if [ "$(USEMETA)" = "true" ]; then \
 		ln -sf $(SRCDS)/bin/vstdlib_i486.so vstdlib_i486.so; \
 		ln -sf $(SRCDS)/bin/tier0_i486.so tier0_i486.so; \
 	fi
diff --git a/extensions/clientprefs/Makefile b/extensions/clientprefs/Makefile
index 79065fe7..74c1c915 100644
--- a/extensions/clientprefs/Makefile
+++ b/extensions/clientprefs/Makefile
@@ -99,7 +99,7 @@ $(BIN_DIR)/%.o: %.cpp
 
 all: check
 	mkdir -p $(BIN_DIR)/sdk
-	if [ "$(USEMETA)" == "true" ]; then \
+	if [ "$(USEMETA)" = "true" ]; then \
 		ln -sf $(SRCDS)/bin/vstdlib_i486.so vstdlib_i486.so; \
 		ln -sf $(SRCDS)/bin/tier0_i486.so tier0_i486.so; \
 	fi
diff --git a/extensions/cstrike/Makefile b/extensions/cstrike/Makefile
index 9d9e85df..df1fc6a2 100644
--- a/extensions/cstrike/Makefile
+++ b/extensions/cstrike/Makefile
@@ -99,7 +99,7 @@ $(BIN_DIR)/%.o: %.cpp
 
 all: check
 	mkdir -p $(BIN_DIR)/sdk
-	if [ "$(USEMETA)" == "true" ]; then \
+	if [ "$(USEMETA)" = "true" ]; then \
 		ln -sf $(SRCDS)/bin/tier0_i486.so tier0_i486.so; \
 	fi
 	$(MAKE) -f Makefile extension
diff --git a/extensions/geoip/Makefile b/extensions/geoip/Makefile
index b6bd2508..ff77b74c 100644
--- a/extensions/geoip/Makefile
+++ b/extensions/geoip/Makefile
@@ -98,7 +98,7 @@ $(BIN_DIR)/%.o: %.cpp
 
 all: check
 	mkdir -p $(BIN_DIR)/sdk
-	if [ "$(USEMETA)" == "true" ]; then \
+	if [ "$(USEMETA)" = "true" ]; then \
 		ln -sf $(SRCDS)/bin/vstdlib_i486.so vstdlib_i486.so; \
 		ln -sf $(SRCDS)/bin/tier0_i486.so tier0_i486.so; \
 	fi
diff --git a/extensions/mysql/Makefile b/extensions/mysql/Makefile
index 9b3dffaf..fc597251 100644
--- a/extensions/mysql/Makefile
+++ b/extensions/mysql/Makefile
@@ -104,7 +104,7 @@ $(BIN_DIR)/%.o: %.cpp
 all: check
 	mkdir -p $(BIN_DIR)/sdk
 	mkdir -p $(BIN_DIR)/mysql
-	if [ "$(USEMETA)" == "true" ]; then \
+	if [ "$(USEMETA)" = "true" ]; then \
 		ln -sf $(SRCDS)/bin/vstdlib_i486.so vstdlib_i486.so; \
 		ln -sf $(SRCDS)/bin/tier0_i486.so tier0_i486.so; \
 	fi
diff --git a/extensions/regex/Makefile b/extensions/regex/Makefile
index 3186949d..39983d09 100644
--- a/extensions/regex/Makefile
+++ b/extensions/regex/Makefile
@@ -98,7 +98,7 @@ $(BIN_DIR)/%.o: %.cpp
 
 all: check
 	mkdir -p $(BIN_DIR)/sdk
-	if [ "$(USEMETA)" == "true" ]; then \
+	if [ "$(USEMETA)" = "true" ]; then \
 		ln -sf $(SRCDS)/bin/vstdlib_i486.so vstdlib_i486.so; \
 		ln -sf $(SRCDS)/bin/tier0_i486.so tier0_i486.so; \
 	fi
diff --git a/extensions/sdktools/Makefile b/extensions/sdktools/Makefile
index ecc32c6b..8ed4c6f0 100644
--- a/extensions/sdktools/Makefile
+++ b/extensions/sdktools/Makefile
@@ -102,7 +102,7 @@ $(BIN_DIR)/%.o: %.cpp
 
 all: check
 	mkdir -p $(BIN_DIR)/sdk
-	if [ "$(USEMETA)" == "true" ]; then \
+	if [ "$(USEMETA)" = "true" ]; then \
 		ln -sf $(SRCDS)/bin/vstdlib_i486.so vstdlib_i486.so; \
 		ln -sf $(SRCDS)/bin/tier0_i486.so tier0_i486.so; \
 	fi
diff --git a/extensions/sqlite/Makefile b/extensions/sqlite/Makefile
index 884c6916..d492167b 100644
--- a/extensions/sqlite/Makefile
+++ b/extensions/sqlite/Makefile
@@ -125,7 +125,7 @@ all: check
 	mkdir -p $(BIN_DIR)/sdk
 	mkdir -p $(BIN_DIR)/driver
 	mkdir -p $(BIN_DIR)/sqlite-source
-	if [ "$(USEMETA)" == "true" ]; then \
+	if [ "$(USEMETA)" = "true" ]; then \
 		ln -sf $(SRCDS)/bin/vstdlib_i486.so vstdlib_i486.so; \
 		ln -sf $(SRCDS)/bin/tier0_i486.so tier0_i486.so; \
 	fi
diff --git a/extensions/structs/Makefile b/extensions/structs/Makefile
index 82344364..dd3e18a1 100644
--- a/extensions/structs/Makefile
+++ b/extensions/structs/Makefile
@@ -98,7 +98,7 @@ $(BIN_DIR)/%.o: %.cpp
 
 all: check
 	mkdir -p $(BIN_DIR)/sdk
-	if [ "$(USEMETA)" == "true" ]; then \
+	if [ "$(USEMETA)" = "true" ]; then \
 		ln -sf $(SRCDS)/bin/vstdlib_i486.so vstdlib_i486.so; \
 		ln -sf $(SRCDS)/bin/tier0_i486.so tier0_i486.so; \
 	fi
diff --git a/extensions/tf2/Makefile b/extensions/tf2/Makefile
index e6e56ec8..deded0d7 100644
--- a/extensions/tf2/Makefile
+++ b/extensions/tf2/Makefile
@@ -102,7 +102,7 @@ all: check
 	mkdir -p $(BIN_DIR)/sdk
 	mkdir -p $(BIN_DIR)/CDetour
 	mkdir -p $(BIN_DIR)/asm
-	if [ "$(USEMETA)" == "true" ]; then \
+	if [ "$(USEMETA)" = "true" ]; then \
 		ln -sf $(SRCDS)/bin/tier0_i486.so tier0_i486.so; \
 	fi
 	$(MAKE) -f Makefile extension
diff --git a/extensions/topmenus/Makefile b/extensions/topmenus/Makefile
index 07cb4ef1..9f8635b8 100644
--- a/extensions/topmenus/Makefile
+++ b/extensions/topmenus/Makefile
@@ -100,7 +100,7 @@ $(BIN_DIR)/%.o: %.cpp
 
 all: check
 	mkdir -p $(BIN_DIR)/sdk
-	if [ "$(USEMETA)" == "true" ]; then \
+	if [ "$(USEMETA)" = "true" ]; then \
 		ln -sf $(SRCDS)/bin/vstdlib_i486.so vstdlib_i486.so; \
 		ln -sf $(SRCDS)/bin/tier0_i486.so tier0_i486.so; \
 	fi
diff --git a/public/sample_ext/Makefile b/public/sample_ext/Makefile
index b9237b17..ea256b8c 100644
--- a/public/sample_ext/Makefile
+++ b/public/sample_ext/Makefile
@@ -98,7 +98,7 @@ $(BIN_DIR)/%.o: %.cpp
 
 all: check
 	mkdir -p $(BIN_DIR)/sdk
-	if [ "$(USEMETA)" == "true" ]; then \
+	if [ "$(USEMETA)" = "true" ]; then \
 		ln -sf $(SRCDS)/bin/vstdlib_i486.so vstdlib_i486.so; \
 		ln -sf $(SRCDS)/bin/tier0_i486.so tier0_i486.so; \
 	fi