Fix find command on linux system

Makefile

@@ -1,4 +1,5 @@
 path = ~/.shellrc/bin/scripts
+find := $(shell { command -v gfind || command -v find; } 2>&-)
 
 all: install
 
@@ -9,10 +10,10 @@ rmdir:
 	rmdir $(path) 2>&-; :
 
 install: mkdir
-	gfind . -maxdepth 1 -type f -executable -exec basename {} \; | while read -r line; do ln -s $$(realpath $$line) $(path)/$$line 2>&-; done; true
+	$(find) . -maxdepth 1 -type f -executable -exec basename {} \; | while read -r line; do ln -s $$(realpath -- $$line) $(path)/$$line 2>&-; done; true
 
 rmlinks: 
-	gfind . -maxdepth 1 -type f -executable -exec basename {} \; | xargs -IF rm -fv $(path)/F
+	$(find) . -maxdepth 1 -type f -executable -exec basename {} \; | xargs -IF rm -fv $(path)/F
 
 uninstall: rmlinks rmdir