intel fix: no inline type

Author: perazz

src/stdlib_system.F90

@@ -405,8 +405,10 @@ end subroutine process_callback
     module logical function is_windows()
     end function is_windows
 
-    module integer(process_ID) function process_get_ID(process) result(ID)
+    module function process_get_ID(process) result(ID)
         class(process_type), intent(in) :: process
+        !> Return a process ID
+        integer(process_ID) :: ID
     end function process_get_ID
 
 end interface 

src/stdlib_system_subprocess.F90

@@ -753,8 +753,10 @@ function getfile(fileName,err,delete) result(file)
     end function getfile
 
     !> Return process ID
-    module integer(procesS_ID) function process_get_ID(process) result(ID)
+    module function process_get_ID(process) result(ID)
         class(process_type), intent(in) :: process
+        !> Return a process ID
+        integer(process_ID) :: ID        
         ID = process%id
     end function process_get_ID